201818612

素因数分解:

$2^2\times {\mathrm{103}}^1\times {\mathrm{489851}}^1$

素因数の和:489958

約数の個数: 12

約数和(自身を含む): 356612256

約数和(自身を除く): 154793644

約数列:

[1, 2, 4, 103, 206, 412, 489851, 979702, 1959404, 50454653, 100909306, 201818612]

約数ペア:

[(1, 201818612), (2, 100909306), (4, 50454653), (103, 1959404), (206, 979702), (412, 489851)]