18578226879

素因数分解:

$3^3\times {\mathrm{307}}^1\times {\mathrm{2241311}}^1$

素因数の和:2241627

約数の個数: 16

約数和(自身を含む): 27612963840

約数和(自身を除く): 9034736961

約数列:

[1, 3, 9, 27, 307, 921, 2763, 8289, 2241311, 6723933, 20171799, 60515397, 688082477, 2064247431, 6192742293, 18578226879]

約数ペア:

[(1, 18578226879), (3, 6192742293), (9, 2064247431), (27, 688082477), (307, 60515397), (921, 20171799), (2763, 6723933), (8289, 2241311)]