18862022

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{3571}}^1$

素因数の和:3731

約数の個数: 16

約数和(自身を含む): 30004800

約数和(自身を除く): 11142778

約数列:

[1, 2, 19, 38, 139, 278, 2641, 3571, 5282, 7142, 67849, 135698, 496369, 992738, 9431011, 18862022]

約数ペア:

[(1, 18862022), (2, 9431011), (19, 992738), (38, 496369), (139, 135698), (278, 67849), (2641, 7142), (3571, 5282)]