2637998

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{6311}}^1$

素因数の和:6343

約数の個数: 16

約数和(自身を含む): 4544640

約数和(自身を除く): 1906642

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 6311, 12622, 69421, 119909, 138842, 239818, 1318999, 2637998]

約数ペア:

[(1, 2637998), (2, 1318999), (11, 239818), (19, 138842), (22, 119909), (38, 69421), (209, 12622), (418, 6311)]