20353664

素因数分解:

$2^7\times {\mathrm{159013}}^1$

素因数の和:159027

約数の個数: 16

約数和(自身を含む): 40548570

約数和(自身を除く): 20194906

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 159013, 318026, 636052, 1272104, 2544208, 5088416, 10176832, 20353664]

約数ペア:

[(1, 20353664), (2, 10176832), (4, 5088416), (8, 2544208), (16, 1272104), (32, 636052), (64, 318026), (128, 159013)]