20481818

素因数分解:

$2^1\times 7^1\times {\mathrm{701}}^1\times {\mathrm{2087}}^1$

素因数の和:2797

約数の個数: 16

約数和(自身を含む): 35178624

約数和(自身を除く): 14696806

約数列:

[1, 2, 7, 14, 701, 1402, 2087, 4174, 4907, 9814, 14609, 29218, 1462987, 2925974, 10240909, 20481818]

約数ペア:

[(1, 20481818), (2, 10240909), (7, 2925974), (14, 1462987), (701, 29218), (1402, 14609), (2087, 9814), (4174, 4907)]