Problem
NT-B1-M09-P005 Odd Divisors of \(48\)
#5
★☆☆☆☆ Level 1 of 5
How many positive odd divisors does \(48\) have?
Use \(48=2^4\cdot3\).
An odd divisor contains no factor \(2\), so it can only be \(1\) or \(3\). Answer: \(2\) odd divisors.
Simple start for odd-divisor problems.