19121460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{318691}}^1$

素因数の和:318703

約数の個数: 24

約数和(自身を含む): 53540256

約数和(自身を除く): 34418796

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 318691, 637382, 956073, 1274764, 1593455, 1912146, 3186910, 3824292, 4780365, 6373820, 9560730, 19121460]

約数ペア:

[(1, 19121460), (2, 9560730), (3, 6373820), (4, 4780365), (5, 3824292), (6, 3186910), (10, 1912146), (12, 1593455), (15, 1274764), (20, 956073), (30, 637382), (60, 318691)]