20684103

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{2999}}^1$

素因数の和:3043

約数の個数: 24

約数和(自身を含む): 31920000

約数和(自身を除く): 11235897

約数列:

[1, 3, 11, 19, 33, 57, 121, 209, 363, 627, 2299, 2999, 6897, 8997, 32989, 56981, 98967, 170943, 362879, 626791, 1088637, 1880373, 6894701, 20684103]

約数ペア:

[(1, 20684103), (3, 6894701), (11, 1880373), (19, 1088637), (33, 626791), (57, 362879), (121, 170943), (209, 98967), (363, 56981), (627, 32989), (2299, 8997), (2999, 6897)]