19207994

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43457}}^1$

素因数の和:43489

約数の個数: 16

約数和(自身を含む): 32854248

約数和(自身を除く): 13646254

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 43457, 86914, 564941, 738769, 1129882, 1477538, 9603997, 19207994]

約数ペア:

[(1, 19207994), (2, 9603997), (13, 1477538), (17, 1129882), (26, 738769), (34, 564941), (221, 86914), (442, 43457)]