19705244

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{22291}}^1$

素因数の和:22325

約数の個数: 24

約数和(自身を含む): 39323088

約数和(自身を除く): 19617844

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 22291, 44582, 89164, 289783, 378947, 579566, 757894, 1159132, 1515788, 4926311, 9852622, 19705244]

約数ペア:

[(1, 19705244), (2, 9852622), (4, 4926311), (13, 1515788), (17, 1159132), (26, 757894), (34, 579566), (52, 378947), (68, 289783), (221, 89164), (442, 44582), (884, 22291)]