2019921716

素因数分解:

$2^2\times {\mathrm{2027}}^1\times {\mathrm{249127}}^1$

素因数の和:251158

約数の個数: 12

約数和(自身を含む): 3536621088

約数和(自身を除く): 1516699372

約数列:

[1, 2, 4, 2027, 4054, 8108, 249127, 498254, 996508, 504980429, 1009960858, 2019921716]

約数ペア:

[(1, 2019921716), (2, 1009960858), (4, 504980429), (2027, 996508), (4054, 498254), (8108, 249127)]