81703612

素因数分解:

$2^2\times {\mathrm{43}}^2\times {\mathrm{11047}}^1$

素因数の和:11137

約数の個数: 18

約数和(自身を含む): 146397048

約数和(自身を除く): 64693436

約数列:

[1, 2, 4, 43, 86, 172, 1849, 3698, 7396, 11047, 22094, 44188, 475021, 950042, 1900084, 20425903, 40851806, 81703612]

約数ペア:

[(1, 81703612), (2, 40851806), (4, 20425903), (43, 1900084), (86, 950042), (172, 475021), (1849, 44188), (3698, 22094), (7396, 11047)]