18023235

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{27943}}^1$

素因数の和:27994

約数の個数: 16

約数和(自身を含む): 29508864

約数和(自身を除く): 11485629

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 27943, 83829, 139715, 419145, 1201549, 3604647, 6007745, 18023235]

約数ペア:

[(1, 18023235), (3, 6007745), (5, 3604647), (15, 1201549), (43, 419145), (129, 139715), (215, 83829), (645, 27943)]