20761799015

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{14368027}}^1$

素因数の和:14368066

約数の個数: 12

約数和(自身を含む): 26465907576

約数和(自身を除く): 5704108561

約数列:

[1, 5, 17, 85, 289, 1445, 14368027, 71840135, 244256459, 1221282295, 4152359803, 20761799015]

約数ペア:

[(1, 20761799015), (5, 4152359803), (17, 1221282295), (85, 244256459), (289, 71840135), (1445, 14368027)]