20218463740

素因数分解:

$2^2\times 5^1\times {\mathrm{14251}}^1\times {\mathrm{70937}}^1$

素因数の和:85197

約数の個数: 24

約数和(自身を含む): 42462351792

約数和(自身を除く): 22243888052

約数列:

[1, 2, 4, 5, 10, 20, 14251, 28502, 57004, 70937, 71255, 141874, 142510, 283748, 285020, 354685, 709370, 1418740, 1010923187, 2021846374, 4043692748, 5054615935, 10109231870, 20218463740]

約数ペア:

[(1, 20218463740), (2, 10109231870), (4, 5054615935), (5, 4043692748), (10, 2021846374), (20, 1010923187), (14251, 1418740), (28502, 709370), (57004, 354685), (70937, 285020), (71255, 283748), (141874, 142510)]