20911060

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{10151}}^1$

素因数の和:10263

約数の個数: 24

約数和(自身を含む): 44343936

約数和(自身を除く): 23432876

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 10151, 20302, 40604, 50755, 101510, 203020, 1045553, 2091106, 4182212, 5227765, 10455530, 20911060]

約数ペア:

[(1, 20911060), (2, 10455530), (4, 5227765), (5, 4182212), (10, 2091106), (20, 1045553), (103, 203020), (206, 101510), (412, 50755), (515, 40604), (1030, 20302), (2060, 10151)]