18605655207

素因数分解:

$3^4\times {\mathrm{1279}}^1\times {\mathrm{179593}}^1$

素因数の和:180884

約数の個数: 20

約数和(自身を含む): 27815518720

約数和(自身を除く): 9209863513

約数列:

[1, 3, 9, 27, 81, 1279, 3837, 11511, 34533, 103599, 179593, 538779, 1616337, 4849011, 14547033, 229699447, 689098341, 2067295023, 6201885069, 18605655207]

約数ペア:

[(1, 18605655207), (3, 6201885069), (9, 2067295023), (27, 689098341), (81, 229699447), (1279, 14547033), (3837, 4849011), (11511, 1616337), (34533, 538779), (103599, 179593)]