Skip to content / Đến nội dung
ThichHocToan.com

MathNet 2011 Question 19

Math Olympiad Vault · MathNet 2011

Question 19

The number $n = 11^{2011} \cdot 2011^{11}$ is given. How many divisors that are less than $n$ and are not divisors of $n$, does $n^2$ have?