20195205

素因数分解:

$3^1\times 5^1\times {\mathrm{857}}^1\times {\mathrm{1571}}^1$

素因数の和:2436

約数の個数: 16

約数和(自身を含む): 32370624

約数和(自身を除く): 12175419

約数列:

[1, 3, 5, 15, 857, 1571, 2571, 4285, 4713, 7855, 12855, 23565, 1346347, 4039041, 6731735, 20195205]

約数ペア:

[(1, 20195205), (3, 6731735), (5, 4039041), (15, 1346347), (857, 23565), (1571, 12855), (2571, 7855), (4285, 4713)]