18690698

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{19429}}^1$

素因数の和:19481

約数の個数: 16

約数和(自身を含む): 31010280

約数和(自身を除く): 12319582

約数列:

[1, 2, 13, 26, 37, 74, 481, 962, 19429, 38858, 252577, 505154, 718873, 1437746, 9345349, 18690698]

約数ペア:

[(1, 18690698), (2, 9345349), (13, 1437746), (26, 718873), (37, 505154), (74, 252577), (481, 38858), (962, 19429)]