1640541662

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{310591}}^1$

素因数の和:310751

約数の個数: 16

約数和(自身を含む): 2608972800

約数和(自身を除く): 968431138

約数列:

[1, 2, 19, 38, 139, 278, 2641, 5282, 310591, 621182, 5901229, 11802458, 43172149, 86344298, 820270831, 1640541662]

約数ペア:

[(1, 1640541662), (2, 820270831), (19, 86344298), (38, 43172149), (139, 11802458), (278, 5901229), (2641, 621182), (5282, 310591)]