18221671

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2011}}^1$

素因数の和:2082

約数の個数: 16

約数和(自身を含む): 21295008

約数和(自身を除く): 3073337

約数列:

[1, 13, 17, 41, 221, 533, 697, 2011, 9061, 26143, 34187, 82451, 444431, 1071863, 1401667, 18221671]

約数ペア:

[(1, 18221671), (13, 1401667), (17, 1071863), (41, 444431), (221, 82451), (533, 34187), (697, 26143), (2011, 9061)]