209939042

素因数分解:

$2^1\times {\mathrm{53}}^2\times {\mathrm{37369}}^1$

素因数の和:37477

約数の個数: 12

約数和(自身を含む): 320970930

約数和(自身を除く): 111031888

約数列:

[1, 2, 53, 106, 2809, 5618, 37369, 74738, 1980557, 3961114, 104969521, 209939042]

約数ペア:

[(1, 209939042), (2, 104969521), (53, 3961114), (106, 1980557), (2809, 74738), (5618, 37369)]