20179336

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{35527}}^1$

素因数の和:35604

約数の個数: 16

約数和(自身を含む): 38370240

約数和(自身を除く): 18190904

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 35527, 71054, 142108, 284216, 2522417, 5044834, 10089668, 20179336]

約数ペア:

[(1, 20179336), (2, 10089668), (4, 5044834), (8, 2522417), (71, 284216), (142, 142108), (284, 71054), (568, 35527)]