20163627148

素因数分解:

$2^2\times 7^1\times {\mathrm{720129541}}^1$

素因数の和:720129552

約数の個数: 12

約数和(自身を含む): 40327254352

約数和(自身を除く): 20163627204

約数列:

[1, 2, 4, 7, 14, 28, 720129541, 1440259082, 2880518164, 5040906787, 10081813574, 20163627148]

約数ペア:

[(1, 20163627148), (2, 10081813574), (4, 5040906787), (7, 2880518164), (14, 1440259082), (28, 720129541)]