20165670896

素因数分解:

$2^4\times 7^2\times {\mathrm{25721519}}^1$

素因数の和:25721541

約数の個数: 30

約数和(自身を含む): 45449925840

約数和(自身を除く): 25284254944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 25721519, 51443038, 102886076, 180050633, 205772152, 360101266, 411544304, 720202532, 1260354431, 1440405064, 2520708862, 2880810128, 5041417724, 10082835448, 20165670896]

約数ペア:

[(1, 20165670896), (2, 10082835448), (4, 5041417724), (7, 2880810128), (8, 2520708862), (14, 1440405064), (16, 1260354431), (28, 720202532), (49, 411544304), (56, 360101266), (98, 205772152), (112, 180050633), (196, 102886076), (392, 51443038), (784, 25721519)]