20391870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{337}}^1\times {\mathrm{2017}}^1$

素因数の和:2364

約数の個数: 32

約数和(自身を含む): 49110048

約数和(自身を除く): 28718178

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 337, 674, 1011, 1685, 2017, 2022, 3370, 4034, 5055, 6051, 10085, 10110, 12102, 20170, 30255, 60510, 679729, 1359458, 2039187, 3398645, 4078374, 6797290, 10195935, 20391870]

約数ペア:

[(1, 20391870), (2, 10195935), (3, 6797290), (5, 4078374), (6, 3398645), (10, 2039187), (15, 1359458), (30, 679729), (337, 60510), (674, 30255), (1011, 20170), (1685, 12102), (2017, 10110), (2022, 10085), (3370, 6051), (4034, 5055)]