18873118

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{277}}^1$

素因数の和:472

約数の個数: 32

約数和(自身を含む): 32826240

約数和(自身を除く): 13953122

約数列:

[1, 2, 11, 19, 22, 38, 163, 209, 277, 326, 418, 554, 1793, 3047, 3097, 3586, 5263, 6094, 6194, 10526, 34067, 45151, 57893, 68134, 90302, 115786, 496661, 857869, 993322, 1715738, 9436559, 18873118]

約数ペア:

[(1, 18873118), (2, 9436559), (11, 1715738), (19, 993322), (22, 857869), (38, 496661), (163, 115786), (209, 90302), (277, 68134), (326, 57893), (418, 45151), (554, 34067), (1793, 10526), (3047, 6194), (3097, 6094), (3586, 5263)]