20029972

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{883}}^1$

素因数の和:1047

約数の個数: 24

約数和(自身を含む): 36088416

約数和(自身を除く): 16058444

約数列:

[1, 2, 4, 53, 106, 107, 212, 214, 428, 883, 1766, 3532, 5671, 11342, 22684, 46799, 93598, 94481, 187196, 188962, 377924, 5007493, 10014986, 20029972]

約数ペア:

[(1, 20029972), (2, 10014986), (4, 5007493), (53, 377924), (106, 188962), (107, 187196), (212, 94481), (214, 93598), (428, 46799), (883, 22684), (1766, 11342), (3532, 5671)]