20355257912

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{2063}}^1\times {\mathrm{10193}}^1$

素因数の和:12284

約数の個数: 48

約数和(自身を含む): 41975629920

約数和(自身を除く): 21620372008

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 484, 968, 2063, 4126, 8252, 10193, 16504, 20386, 22693, 40772, 45386, 81544, 90772, 112123, 181544, 224246, 249623, 448492, 499246, 896984, 998492, 1233353, 1996984, 2466706, 4933412, 9866824, 21028159, 42056318, 84112636, 168225272, 231309749, 462619498, 925238996, 1850477992, 2544407239, 5088814478, 10177628956, 20355257912]

約数ペア:

[(1, 20355257912), (2, 10177628956), (4, 5088814478), (8, 2544407239), (11, 1850477992), (22, 925238996), (44, 462619498), (88, 231309749), (121, 168225272), (242, 84112636), (484, 42056318), (968, 21028159), (2063, 9866824), (4126, 4933412), (8252, 2466706), (10193, 1996984), (16504, 1233353), (20386, 998492), (22693, 896984), (40772, 499246), (45386, 448492), (81544, 249623), (90772, 224246), (112123, 181544)]