20512732219

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{353}}^1\times {\mathrm{488317}}^1$

素因数の和:488694

約数の個数: 16

約数和(自身を含む): 24892498368

約数和(自身を除く): 4379766149

約数列:

[1, 7, 17, 119, 353, 2471, 6001, 42007, 488317, 3418219, 8301389, 58109723, 172375901, 1206631307, 2930390317, 20512732219]

約数ペア:

[(1, 20512732219), (7, 2930390317), (17, 1206631307), (119, 172375901), (353, 58109723), (2471, 8301389), (6001, 3418219), (42007, 488317)]