20501908

素因数分解:

$2^2\times 7^1\times {\mathrm{732211}}^1$

素因数の和:732222

約数の個数: 12

約数和(自身を含む): 41003872

約数和(自身を除く): 20501964

約数列:

[1, 2, 4, 7, 14, 28, 732211, 1464422, 2928844, 5125477, 10250954, 20501908]

約数ペア:

[(1, 20501908), (2, 10250954), (4, 5125477), (7, 2928844), (14, 1464422), (28, 732211)]