18393465

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{28517}}^1$

素因数の和:28568

約数の個数: 16

約数和(自身を含む): 30115008

約数和(自身を除く): 11721543

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 28517, 85551, 142585, 427755, 1226231, 3678693, 6131155, 18393465]

約数ペア:

[(1, 18393465), (3, 6131155), (5, 3678693), (15, 1226231), (43, 427755), (129, 142585), (215, 85551), (645, 28517)]