18612699

素因数分解:

$3^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{2389}}^1$

素因数の和:2459

約数の個数: 24

約数和(自身を含む): 29425680

約数和(自身を除く): 10812981

約数列:

[1, 3, 7, 21, 49, 53, 147, 159, 371, 1113, 2389, 2597, 7167, 7791, 16723, 50169, 117061, 126617, 351183, 379851, 886319, 2658957, 6204233, 18612699]

約数ペア:

[(1, 18612699), (3, 6204233), (7, 2658957), (21, 886319), (49, 379851), (53, 351183), (147, 126617), (159, 117061), (371, 50169), (1113, 16723), (2389, 7791), (2597, 7167)]