18873081

素因数分解:

$3^6\times {\mathrm{25889}}^1$

素因数の和:25907

約数の個数: 14

約数和(自身を含む): 28297770

約数和(自身を除く): 9424689

約数列:

[1, 3, 9, 27, 81, 243, 729, 25889, 77667, 233001, 699003, 2097009, 6291027, 18873081]

約数ペア:

[(1, 18873081), (3, 6291027), (9, 2097009), (27, 699003), (81, 233001), (243, 77667), (729, 25889)]