18621850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{28649}}^1$

素因数の和:28674

約数の個数: 24

約数和(自身を含む): 37302300

約数和(自身を除く): 18680450

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 28649, 57298, 143245, 286490, 372437, 716225, 744874, 1432450, 1862185, 3724370, 9310925, 18621850]

約数ペア:

[(1, 18621850), (2, 9310925), (5, 3724370), (10, 1862185), (13, 1432450), (25, 744874), (26, 716225), (50, 372437), (65, 286490), (130, 143245), (325, 57298), (650, 28649)]