18520168

素因数分解:

$2^3\times {\mathrm{101}}^1\times {\mathrm{22921}}^1$

素因数の和:23028

約数の個数: 16

約数和(自身を含む): 35070660

約数和(自身を除く): 16550492

約数列:

[1, 2, 4, 8, 101, 202, 404, 808, 22921, 45842, 91684, 183368, 2315021, 4630042, 9260084, 18520168]

約数ペア:

[(1, 18520168), (2, 9260084), (4, 4630042), (8, 2315021), (101, 183368), (202, 91684), (404, 45842), (808, 22921)]