20888970476

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{10903}}^1\times {\mathrm{43543}}^1$

素因数の和:54461

約数の個数: 24

約数和(自身を含む): 39883517184

約数和(自身を除く): 18994546708

約数列:

[1, 2, 4, 11, 22, 44, 10903, 21806, 43543, 43612, 87086, 119933, 174172, 239866, 478973, 479732, 957946, 1915892, 474749329, 949498658, 1898997316, 5222242619, 10444485238, 20888970476]

約数ペア:

[(1, 20888970476), (2, 10444485238), (4, 5222242619), (11, 1898997316), (22, 949498658), (44, 474749329), (10903, 1915892), (21806, 957946), (43543, 479732), (43612, 478973), (87086, 239866), (119933, 174172)]