19107154

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{1667}}^1$

素因数の和:2201

約数の個数: 16

約数和(自身を含む): 31345056

約数和(自身を除く): 12237902

約数列:

[1, 2, 11, 22, 521, 1042, 1667, 3334, 5731, 11462, 18337, 36674, 868507, 1737014, 9553577, 19107154]

約数ペア:

[(1, 19107154), (2, 9553577), (11, 1737014), (22, 868507), (521, 36674), (1042, 18337), (1667, 11462), (3334, 5731)]