19279312

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1571}}^1$

素因数の和:1651

約数の個数: 40

約数和(自身を含む): 40934880

約数和(自身を除く): 21655568

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 59, 104, 118, 208, 236, 472, 767, 944, 1534, 1571, 3068, 3142, 6136, 6284, 12272, 12568, 20423, 25136, 40846, 81692, 92689, 163384, 185378, 326768, 370756, 741512, 1204957, 1483024, 2409914, 4819828, 9639656, 19279312]

約数ペア:

[(1, 19279312), (2, 9639656), (4, 4819828), (8, 2409914), (13, 1483024), (16, 1204957), (26, 741512), (52, 370756), (59, 326768), (104, 185378), (118, 163384), (208, 92689), (236, 81692), (472, 40846), (767, 25136), (944, 20423), (1534, 12568), (1571, 12272), (3068, 6284), (3142, 6136)]