20116497

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{2539}}^1$

素因数の和:2700

約数の個数: 16

約数和(自身を含む): 28448000

約数和(自身を除く): 8331503

約数列:

[1, 3, 19, 57, 139, 417, 2539, 2641, 7617, 7923, 48241, 144723, 352921, 1058763, 6705499, 20116497]

約数ペア:

[(1, 20116497), (3, 6705499), (19, 1058763), (57, 352921), (139, 144723), (417, 48241), (2539, 7923), (2641, 7617)]