18688732002

素因数分解:

$2^1\times 3^2\times {\mathrm{1038262889}}^1$

素因数の和:1038262897

約数の個数: 12

約数和(自身を含む): 40492252710

約数和(自身を除く): 21803520708

約数列:

[1, 2, 3, 6, 9, 18, 1038262889, 2076525778, 3114788667, 6229577334, 9344366001, 18688732002]

約数ペア:

[(1, 18688732002), (2, 9344366001), (3, 6229577334), (6, 3114788667), (9, 2076525778), (18, 1038262889)]