20992120

素因数分解:

$2^3\times 5^1\times {\mathrm{524803}}^1$

素因数の和:524814

約数の個数: 16

約数和(自身を含む): 47232360

約数和(自身を除く): 26240240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 524803, 1049606, 2099212, 2624015, 4198424, 5248030, 10496060, 20992120]

約数ペア:

[(1, 20992120), (2, 10496060), (4, 5248030), (5, 4198424), (8, 2624015), (10, 2099212), (20, 1049606), (40, 524803)]