22778576

素因数分解:

$2^4\times {\mathrm{641}}^1\times {\mathrm{2221}}^1$

素因数の和:2870

約数の個数: 20

約数和(自身を含む): 44222244

約数和(自身を除く): 21443668

約数列:

[1, 2, 4, 8, 16, 641, 1282, 2221, 2564, 4442, 5128, 8884, 10256, 17768, 35536, 1423661, 2847322, 5694644, 11389288, 22778576]

約数ペア:

[(1, 22778576), (2, 11389288), (4, 5694644), (8, 2847322), (16, 1423661), (641, 35536), (1282, 17768), (2221, 10256), (2564, 8884), (4442, 5128)]