1640394886

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{7213}}^1\times {\mathrm{8747}}^1$

素因数の和:15975

約数の個数: 16

約数和(自身を含む): 2650539024

約数和(自身を除く): 1010144138

約数列:

[1, 2, 13, 26, 7213, 8747, 14426, 17494, 93769, 113711, 187538, 227422, 63092111, 126184222, 820197443, 1640394886]

約数ペア:

[(1, 1640394886), (2, 820197443), (13, 126184222), (26, 63092111), (7213, 227422), (8747, 187538), (14426, 113711), (17494, 93769)]