20161638028

素因数分解:

$2^2\times 7^1\times {\mathrm{720058501}}^1$

素因数の和:720058512

約数の個数: 12

約数和(自身を含む): 40323276112

約数和(自身を除く): 20161638084

約数列:

[1, 2, 4, 7, 14, 28, 720058501, 1440117002, 2880234004, 5040409507, 10080819014, 20161638028]

約数ペア:

[(1, 20161638028), (2, 10080819014), (4, 5040409507), (7, 2880234004), (14, 1440117002), (28, 720058501)]