1640887906

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{6894487}}^1$

素因数の和:6894513

約数の個数: 16

約数和(自身を含む): 2978418816

約数和(自身を除く): 1337530910

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 6894487, 13788974, 48261409, 96522818, 117206279, 234412558, 820443953, 1640887906]

約数ペア:

[(1, 1640887906), (2, 820443953), (7, 234412558), (14, 117206279), (17, 96522818), (34, 48261409), (119, 13788974), (238, 6894487)]