20471216

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{44119}}^1$

素因数の和:44156

約数の個数: 20

約数和(自身を含む): 41031600

約数和(自身を除く): 20560384

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 44119, 88238, 176476, 352952, 705904, 1279451, 2558902, 5117804, 10235608, 20471216]

約数ペア:

[(1, 20471216), (2, 10235608), (4, 5117804), (8, 2558902), (16, 1279451), (29, 705904), (58, 352952), (116, 176476), (232, 88238), (464, 44119)]