20673495

素因数分解:

$3^3\times 5^1\times {\mathrm{153137}}^1$

素因数の和:153151

約数の個数: 16

約数和(自身を含む): 36753120

約数和(自身を除く): 16079625

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 153137, 459411, 765685, 1378233, 2297055, 4134699, 6891165, 20673495]

約数ペア:

[(1, 20673495), (3, 6891165), (5, 4134699), (9, 2297055), (15, 1378233), (27, 765685), (45, 459411), (135, 153137)]