20949687

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{7297}}^1$

素因数の和:7343

約数の個数: 24

約数和(自身を含む): 34154640

約数和(自身を除く): 13204953

約数列:

[1, 3, 9, 11, 29, 33, 87, 99, 261, 319, 957, 2871, 7297, 21891, 65673, 80267, 211613, 240801, 634839, 722403, 1904517, 2327743, 6983229, 20949687]

約数ペア:

[(1, 20949687), (3, 6983229), (9, 2327743), (11, 1904517), (29, 722403), (33, 634839), (87, 240801), (99, 211613), (261, 80267), (319, 65673), (957, 21891), (2871, 7297)]