20852984

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{36713}}^1$

素因数の和:36790

約数の個数: 16

約数和(自身を含む): 39651120

約数和(自身を除く): 18798136

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 36713, 73426, 146852, 293704, 2606623, 5213246, 10426492, 20852984]

約数ペア:

[(1, 20852984), (2, 10426492), (4, 5213246), (8, 2606623), (71, 293704), (142, 146852), (284, 73426), (568, 36713)]