2040646768

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{917557}}^1$

素因数の和:917704

約数の個数: 20

約数和(自身を含む): 3982201720

約数和(自身を除く): 1941554952

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 917557, 1835114, 3670228, 7340456, 14680912, 127540423, 255080846, 510161692, 1020323384, 2040646768]

約数ペア:

[(1, 2040646768), (2, 1020323384), (4, 510161692), (8, 255080846), (16, 127540423), (139, 14680912), (278, 7340456), (556, 3670228), (1112, 1835114), (2224, 917557)]