20161299915

素因数分解:

$3^2\times 5^1\times {\mathrm{673}}^1\times {\mathrm{665719}}^1$

素因数の和:666403

約数の個数: 24

約数和(自身を含む): 34998231840

約数和(自身を除く): 14836931925

約数列:

[1, 3, 5, 9, 15, 45, 673, 2019, 3365, 6057, 10095, 30285, 665719, 1997157, 3328595, 5991471, 9985785, 29957355, 448028887, 1344086661, 2240144435, 4032259983, 6720433305, 20161299915]

約数ペア:

[(1, 20161299915), (3, 6720433305), (5, 4032259983), (9, 2240144435), (15, 1344086661), (45, 448028887), (673, 29957355), (2019, 9985785), (3365, 5991471), (6057, 3328595), (10095, 1997157), (30285, 665719)]