20190370820

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{14218571}}^1$

素因数の和:14218651

約数の個数: 24

約数和(自身を含む): 42996961728

約数和(自身を除く): 22806590908

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 14218571, 28437142, 56874284, 71092855, 142185710, 284371420, 1009518541, 2019037082, 4038074164, 5047592705, 10095185410, 20190370820]

約数ペア:

[(1, 20190370820), (2, 10095185410), (4, 5047592705), (5, 4038074164), (10, 2019037082), (20, 1009518541), (71, 284371420), (142, 142185710), (284, 71092855), (355, 56874284), (710, 28437142), (1420, 14218571)]