20940524

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{475921}}^1$

素因数の和:475936

約数の個数: 12

約数和(自身を含む): 39977448

約数和(自身を除く): 19036924

約数列:

[1, 2, 4, 11, 22, 44, 475921, 951842, 1903684, 5235131, 10470262, 20940524]

約数ペア:

[(1, 20940524), (2, 10470262), (4, 5235131), (11, 1903684), (22, 951842), (44, 475921)]