19461841

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{1109}}^1$

素因数の和:1248

約数の個数: 16

約数和(自身を含む): 23443200

約数和(自身を除く): 3981359

約数列:

[1, 7, 23, 109, 161, 763, 1109, 2507, 7763, 17549, 25507, 120881, 178549, 846167, 2780263, 19461841]

約数ペア:

[(1, 19461841), (7, 2780263), (23, 846167), (109, 178549), (161, 120881), (763, 25507), (1109, 17549), (2507, 7763)]