18187659

素因数分解:

$3^4\times 7^1\times {\mathrm{32077}}^1$

素因数の和:32096

約数の個数: 20

約数和(自身を含む): 31051504

約数和(自身を除く): 12863845

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 32077, 96231, 224539, 288693, 673617, 866079, 2020851, 2598237, 6062553, 18187659]

約数ペア:

[(1, 18187659), (3, 6062553), (7, 2598237), (9, 2020851), (21, 866079), (27, 673617), (63, 288693), (81, 224539), (189, 96231), (567, 32077)]