19615297

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{227}}^1$

素因数の和:297

約数の個数: 24

約数和(自身を含む): 23518656

約数和(自身を除く): 3903359

約数列:

[1, 13, 17, 23, 221, 227, 289, 299, 391, 2951, 3757, 3859, 5083, 5221, 6647, 50167, 65603, 67873, 86411, 88757, 852839, 1153841, 1508869, 19615297]

約数ペア:

[(1, 19615297), (13, 1508869), (17, 1153841), (23, 852839), (221, 88757), (227, 86411), (289, 67873), (299, 65603), (391, 50167), (2951, 6647), (3757, 5221), (3859, 5083)]