Problem 56743. Count the unitary divisors of a number

Cody Problem 56738 asks for a list of the unitary divisors of a number. For this problem, write a function to count the unitary divisors of a number. For example, the unitary divisors of 18 are 1, 2, 9, and 18; therefore, the number of unitary divisors is 4.
Solve

Solution Stats

70.59% Correct | 29.41% Incorrect
Last Solution submitted on Dec 07, 2025

Solution Comments

Show comments

Problem Recent Solvers12

Suggested Problems

More from this Author316

Problem Tags

number theory sequence

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!