20777216

素因数分解:

$2^8\times {\mathrm{277}}^1\times {\mathrm{293}}^1$

素因数の和:586

約数の個数: 36

約数和(自身を含む): 41765052

約数和(自身を除く): 20987836

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 277, 293, 554, 586, 1108, 1172, 2216, 2344, 4432, 4688, 8864, 9376, 17728, 18752, 35456, 37504, 70912, 75008, 81161, 162322, 324644, 649288, 1298576, 2597152, 5194304, 10388608, 20777216]

約数ペア:

[(1, 20777216), (2, 10388608), (4, 5194304), (8, 2597152), (16, 1298576), (32, 649288), (64, 324644), (128, 162322), (256, 81161), (277, 75008), (293, 70912), (554, 37504), (586, 35456), (1108, 18752), (1172, 17728), (2216, 9376), (2344, 8864), (4432, 4688)]