20512421216

素因数分解:

$2^5\times 7^1\times {\mathrm{91573309}}^1$

素因数の和:91573326

約数の個数: 24

約数和(自身を含む): 46152948240

約数和(自身を除く): 25640527024

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 91573309, 183146618, 366293236, 641013163, 732586472, 1282026326, 1465172944, 2564052652, 2930345888, 5128105304, 10256210608, 20512421216]

約数ペア:

[(1, 20512421216), (2, 10256210608), (4, 5128105304), (7, 2930345888), (8, 2564052652), (14, 1465172944), (16, 1282026326), (28, 732586472), (32, 641013163), (56, 366293236), (112, 183146618), (224, 91573309)]