20172521781

素因数分解:

$3^2\times {\mathrm{10613}}^1\times {\mathrm{211193}}^1$

素因数の和:221812

約数の個数: 12

約数和(自身を含む): 29140970508

約数和(自身を除く): 8968448727

約数列:

[1, 3, 9, 10613, 31839, 95517, 211193, 633579, 1900737, 2241391309, 6724173927, 20172521781]

約数ペア:

[(1, 20172521781), (3, 6724173927), (9, 2241391309), (10613, 1900737), (31839, 633579), (95517, 211193)]