18246387

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1\times {\mathrm{857}}^1$

素因数の和:1058

約数の個数: 16

約数和(自身を含む): 25039872

約数和(自身を除く): 6793485

約数列:

[1, 3, 47, 141, 151, 453, 857, 2571, 7097, 21291, 40279, 120837, 129407, 388221, 6082129, 18246387]

約数ペア:

[(1, 18246387), (3, 6082129), (47, 388221), (141, 129407), (151, 120837), (453, 40279), (857, 21291), (2571, 7097)]