20204872

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{47653}}^1$

素因数の和:47712

約数の個数: 16

約数和(自身を含む): 38599740

約数和(自身を除く): 18394868

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 47653, 95306, 190612, 381224, 2525609, 5051218, 10102436, 20204872]

約数ペア:

[(1, 20204872), (2, 10102436), (4, 5051218), (8, 2525609), (53, 381224), (106, 190612), (212, 95306), (424, 47653)]