20210736970

素因数分解:

$2^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{13564253}}^1$

素因数の和:13564409

約数の個数: 16

約数和(自身を含む): 36623485800

約数和(自身を除く): 16412748830

約数列:

[1, 2, 5, 10, 149, 298, 745, 1490, 13564253, 27128506, 67821265, 135642530, 2021073697, 4042147394, 10105368485, 20210736970]

約数ペア:

[(1, 20210736970), (2, 10105368485), (5, 4042147394), (10, 2021073697), (149, 135642530), (298, 67821265), (745, 27128506), (1490, 13564253)]