20161183780

素因数分解:

$2^2\times 5^1\times {\mathrm{547}}^1\times {\mathrm{1842887}}^1$

素因数の和:1843443

約数の個数: 24

約数和(自身を含む): 42415910208

約数和(自身を除く): 22254726428

約数列:

[1, 2, 4, 5, 10, 20, 547, 1094, 2188, 2735, 5470, 10940, 1842887, 3685774, 7371548, 9214435, 18428870, 36857740, 1008059189, 2016118378, 4032236756, 5040295945, 10080591890, 20161183780]

約数ペア:

[(1, 20161183780), (2, 10080591890), (4, 5040295945), (5, 4032236756), (10, 2016118378), (20, 1008059189), (547, 36857740), (1094, 18428870), (2188, 9214435), (2735, 7371548), (5470, 3685774), (10940, 1842887)]