20161819977

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{821}}^1\times {\mathrm{629683}}^1$

素因数の和:630520

約数の個数: 16

約数和(自身を含む): 28985613888

約数和(自身を除く): 8823793911

約数列:

[1, 3, 13, 39, 821, 2463, 10673, 32019, 629683, 1889049, 8185879, 24557637, 516969743, 1550909229, 6720606659, 20161819977]

約数ペア:

[(1, 20161819977), (3, 6720606659), (13, 1550909229), (39, 516969743), (821, 24557637), (2463, 8185879), (10673, 1889049), (32019, 629683)]