15561806

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{20639}}^1$

素因数の和:20683

約数の個数: 16

約数和(自身を含む): 26006400

約数和(自身を除く): 10444594

約数列:

[1, 2, 13, 26, 29, 58, 377, 754, 20639, 41278, 268307, 536614, 598531, 1197062, 7780903, 15561806]

約数ペア:

[(1, 15561806), (2, 7780903), (13, 1197062), (26, 598531), (29, 536614), (58, 268307), (377, 41278), (754, 20639)]