20808515504

素因数分解:

$2^4\times 7^1\times {\mathrm{185790317}}^1$

素因数の和:185790332

約数の個数: 20

約数和(自身を含む): 46075998864

約数和(自身を除く): 25267483360

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 185790317, 371580634, 743161268, 1300532219, 1486322536, 2601064438, 2972645072, 5202128876, 10404257752, 20808515504]

約数ペア:

[(1, 20808515504), (2, 10404257752), (4, 5202128876), (7, 2972645072), (8, 2601064438), (14, 1486322536), (16, 1300532219), (28, 743161268), (56, 371580634), (112, 185790317)]