209876894

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1\times {\mathrm{10211}}^1$

素因数の和:10495

約数の個数: 16

約数和(自身を含む): 323516160

約数和(自身を除く): 113639266

約数列:

[1, 2, 43, 86, 239, 478, 10211, 10277, 20422, 20554, 439073, 878146, 2440429, 4880858, 104938447, 209876894]

約数ペア:

[(1, 209876894), (2, 104938447), (43, 4880858), (86, 2440429), (239, 878146), (478, 439073), (10211, 20554), (10277, 20422)]