20643491

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{1093}}^1$

素因数の和:1222

約数の個数: 16

約数和(自身を含む): 24103008

約数和(自身を除く): 3459517

約数列:

[1, 11, 17, 101, 187, 1093, 1111, 1717, 12023, 18581, 18887, 110393, 204391, 1214323, 1876681, 20643491]

約数ペア:

[(1, 20643491), (11, 1876681), (17, 1214323), (101, 204391), (187, 110393), (1093, 18887), (1111, 18581), (1717, 12023)]