18325420

素因数分解:

$2^2\times 5^1\times {\mathrm{887}}^1\times {\mathrm{1033}}^1$

素因数の和:1929

約数の個数: 24

約数和(自身を含む): 38564064

約数和(自身を除く): 20238644

約数列:

[1, 2, 4, 5, 10, 20, 887, 1033, 1774, 2066, 3548, 4132, 4435, 5165, 8870, 10330, 17740, 20660, 916271, 1832542, 3665084, 4581355, 9162710, 18325420]

約数ペア:

[(1, 18325420), (2, 9162710), (4, 4581355), (5, 3665084), (10, 1832542), (20, 916271), (887, 20660), (1033, 17740), (1774, 10330), (2066, 8870), (3548, 5165), (4132, 4435)]