20210618045

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{44089}}^1\times {\mathrm{5393}}^1$

素因数の和:49504

約数の個数: 16

約数和(自身を含む): 25684717680

約数和(自身を除く): 5474099635

約数列:

[1, 5, 17, 85, 5393, 26965, 44089, 91681, 220445, 458405, 749513, 3747565, 237771977, 1188859885, 4042123609, 20210618045]

約数ペア:

[(1, 20210618045), (5, 4042123609), (17, 1188859885), (85, 237771977), (5393, 3747565), (26965, 749513), (44089, 458405), (91681, 220445)]