858782032

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{386143}}^1$

素因数の和:386290

約数の個数: 20

約数和(自身を含む): 1675864960

約数和(自身を除く): 817082928

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 386143, 772286, 1544572, 3089144, 6178288, 53673877, 107347754, 214695508, 429391016, 858782032]

約数ペア:

[(1, 858782032), (2, 429391016), (4, 214695508), (8, 107347754), (16, 53673877), (139, 6178288), (278, 3089144), (556, 1544572), (1112, 772286), (2224, 386143)]