20187156908

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{69134099}}^1$

素因数の和:69134176

約数の個数: 12

約数和(自身を含む): 35811463800

約数和(自身を除く): 15624306892

約数列:

[1, 2, 4, 73, 146, 292, 69134099, 138268198, 276536396, 5046789227, 10093578454, 20187156908]

約数ペア:

[(1, 20187156908), (2, 10093578454), (4, 5046789227), (73, 276536396), (146, 138268198), (292, 69134099)]