18885278

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{9377}}^1$

素因数の和:9451

約数の個数: 16

約数和(自身を含む): 30384720

約数和(自身を除く): 11499442

約数列:

[1, 2, 19, 38, 53, 106, 1007, 2014, 9377, 18754, 178163, 356326, 496981, 993962, 9442639, 18885278]

約数ペア:

[(1, 18885278), (2, 9442639), (19, 993962), (38, 496981), (53, 356326), (106, 178163), (1007, 18754), (2014, 9377)]