18470511

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{6163}}^1$

素因数の和:6212

約数の個数: 20

約数和(自身を含む): 28342072

約数和(自身を除く): 9871561

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 6163, 18489, 55467, 166401, 228031, 499203, 684093, 2052279, 6156837, 18470511]

約数ペア:

[(1, 18470511), (3, 6156837), (9, 2052279), (27, 684093), (37, 499203), (81, 228031), (111, 166401), (333, 55467), (999, 18489), (2997, 6163)]