20946156740

素因数分解:

$2^2\times 5^1\times {\mathrm{1051}}^1\times {\mathrm{996487}}^1$

素因数の和:997547

約数の個数: 24

約数和(自身を含む): 44028825792

約数和(自身を除く): 23082669052

約数列:

[1, 2, 4, 5, 10, 20, 1051, 2102, 4204, 5255, 10510, 21020, 996487, 1992974, 3985948, 4982435, 9964870, 19929740, 1047307837, 2094615674, 4189231348, 5236539185, 10473078370, 20946156740]

約数ペア:

[(1, 20946156740), (2, 10473078370), (4, 5236539185), (5, 4189231348), (10, 2094615674), (20, 1047307837), (1051, 19929740), (2102, 9964870), (4204, 4982435), (5255, 3985948), (10510, 1992974), (21020, 996487)]