18846621

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{11443}}^1$

素因数の和:11513

約数の個数: 16

約数和(自身を含む): 28381120

約数和(自身を除く): 9534499

約数列:

[1, 3, 9, 27, 61, 183, 549, 1647, 11443, 34329, 102987, 308961, 698023, 2094069, 6282207, 18846621]

約数ペア:

[(1, 18846621), (3, 6282207), (9, 2094069), (27, 698023), (61, 308961), (183, 102987), (549, 34329), (1647, 11443)]