20176942581

素因数分解:

$3^2\times {\mathrm{1039}}^1\times {\mathrm{2157731}}^1$

素因数の和:2158776

約数の個数: 12

約数和(自身を含む): 29172536640

約数和(自身を除く): 8995594059

約数列:

[1, 3, 9, 1039, 3117, 9351, 2157731, 6473193, 19419579, 2241882509, 6725647527, 20176942581]

約数ペア:

[(1, 20176942581), (3, 6725647527), (9, 2241882509), (1039, 19419579), (3117, 6473193), (9351, 2157731)]