9853291220

素因数分解:

$2^2\times 5^1\times {\mathrm{492664561}}^1$

素因数の和:492664570

約数の個数: 12

約数和(自身を含む): 20691911604

約数和(自身を除く): 10838620384

約数列:

[1, 2, 4, 5, 10, 20, 492664561, 985329122, 1970658244, 2463322805, 4926645610, 9853291220]

約数ペア:

[(1, 9853291220), (2, 4926645610), (4, 2463322805), (5, 1970658244), (10, 985329122), (20, 492664561)]