18810837

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{56489}}^1$

素因数の和:56532

約数の個数: 12

約数和(自身を含む): 27906060

約数和(自身を除く): 9095223

約数列:

[1, 3, 9, 37, 111, 333, 56489, 169467, 508401, 2090093, 6270279, 18810837]

約数ペア:

[(1, 18810837), (3, 6270279), (9, 2090093), (37, 508401), (111, 169467), (333, 56489)]