8420432

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{12239}}^1$

素因数の和:12290

約数の個数: 20

約数和(自身を含む): 16695360

約数和(自身を除く): 8274928

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 12239, 24478, 48956, 97912, 195824, 526277, 1052554, 2105108, 4210216, 8420432]

約数ペア:

[(1, 8420432), (2, 4210216), (4, 2105108), (8, 1052554), (16, 526277), (43, 195824), (86, 97912), (172, 48956), (344, 24478), (688, 12239)]