81550876

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{43103}}^1$

素因数の和:43161

約数の個数: 24

約数和(自身を含む): 159312384

約数和(自身を除く): 77761508

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 473, 946, 1892, 43103, 86206, 172412, 474133, 948266, 1853429, 1896532, 3706858, 7413716, 20387719, 40775438, 81550876]

約数ペア:

[(1, 81550876), (2, 40775438), (4, 20387719), (11, 7413716), (22, 3706858), (43, 1896532), (44, 1853429), (86, 948266), (172, 474133), (473, 172412), (946, 86206), (1892, 43103)]