20163957740

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{9788329}}^1$

素因数の和:9788441

約数の個数: 24

約数和(自身を含む): 42755425440

約数和(自身を除く): 22591467700

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 9788329, 19576658, 39153316, 48941645, 97883290, 195766580, 1008197887, 2016395774, 4032791548, 5040989435, 10081978870, 20163957740]

約数ペア:

[(1, 20163957740), (2, 10081978870), (4, 5040989435), (5, 4032791548), (10, 2016395774), (20, 1008197887), (103, 195766580), (206, 97883290), (412, 48941645), (515, 39153316), (1030, 19576658), (2060, 9788329)]