20481152

素因数分解:

$2^7\times {\mathrm{160009}}^1$

素因数の和:160023

約数の個数: 16

約数和(自身を含む): 40802550

約数和(自身を除く): 20321398

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 160009, 320018, 640036, 1280072, 2560144, 5120288, 10240576, 20481152]

約数ペア:

[(1, 20481152), (2, 10240576), (4, 5120288), (8, 2560144), (16, 1280072), (32, 640036), (64, 320018), (128, 160009)]