18104355

素因数分解:

$3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{3691}}^1$

素因数の和:3811

約数の個数: 24

約数和(自身を含む): 31677360

約数和(自身を除く): 13573005

約数列:

[1, 3, 5, 9, 15, 45, 109, 327, 545, 981, 1635, 3691, 4905, 11073, 18455, 33219, 55365, 166095, 402319, 1206957, 2011595, 3620871, 6034785, 18104355]

約数ペア:

[(1, 18104355), (3, 6034785), (5, 3620871), (9, 2011595), (15, 1206957), (45, 402319), (109, 166095), (327, 55365), (545, 33219), (981, 18455), (1635, 11073), (3691, 4905)]