20178348610

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1453}}^1\times {\mathrm{198391}}^1$

素因数の和:199858

約数の個数: 32

約数和(自身を含む): 41538523392

約数和(自身を除く): 21360174782

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1453, 2906, 7265, 10171, 14530, 20342, 50855, 101710, 198391, 396782, 991955, 1388737, 1983910, 2777474, 6943685, 13887370, 288262123, 576524246, 1441310615, 2017834861, 2882621230, 4035669722, 10089174305, 20178348610]

約数ペア:

[(1, 20178348610), (2, 10089174305), (5, 4035669722), (7, 2882621230), (10, 2017834861), (14, 1441310615), (35, 576524246), (70, 288262123), (1453, 13887370), (2906, 6943685), (7265, 2777474), (10171, 1983910), (14530, 1388737), (20342, 991955), (50855, 396782), (101710, 198391)]