19267281

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2237}}^1$

素因数の和:2286

約数の個数: 32

約数和(自身を含む): 32227200

約数和(自身を除く): 12959919

約数列:

[1, 3, 9, 11, 27, 29, 33, 87, 99, 261, 297, 319, 783, 957, 2237, 2871, 6711, 8613, 20133, 24607, 60399, 64873, 73821, 194619, 221463, 583857, 664389, 713603, 1751571, 2140809, 6422427, 19267281]

約数ペア:

[(1, 19267281), (3, 6422427), (9, 2140809), (11, 1751571), (27, 713603), (29, 664389), (33, 583857), (87, 221463), (99, 194619), (261, 73821), (297, 64873), (319, 60399), (783, 24607), (957, 20133), (2237, 8613), (2871, 6711)]