20520608

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{33751}}^1$

素因数の和:33780

約数の個数: 24

約数和(自身を含む): 42527520

約数和(自身を除く): 22006912

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 33751, 67502, 135004, 270008, 540016, 641269, 1080032, 1282538, 2565076, 5130152, 10260304, 20520608]

約数ペア:

[(1, 20520608), (2, 10260304), (4, 5130152), (8, 2565076), (16, 1282538), (19, 1080032), (32, 641269), (38, 540016), (76, 270008), (152, 135004), (304, 67502), (608, 33751)]