30820212

素因数分解:

$2^2\times 3^2\times {\mathrm{856117}}^1$

素因数の和:856127

約数の個数: 18

約数和(自身を含む): 77906738

約数和(自身を除く): 47086526

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 856117, 1712234, 2568351, 3424468, 5136702, 7705053, 10273404, 15410106, 30820212]

約数ペア:

[(1, 30820212), (2, 15410106), (3, 10273404), (4, 7705053), (6, 5136702), (9, 3424468), (12, 2568351), (18, 1712234), (36, 856117)]