20364003

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 34201440

約数和(自身を除く): 13837437

約数列:

[1, 3, 9, 11, 29, 33, 41, 87, 99, 123, 173, 261, 319, 369, 451, 519, 957, 1189, 1353, 1557, 1903, 2871, 3567, 4059, 5017, 5709, 7093, 10701, 13079, 15051, 17127, 21279, 39237, 45153, 55187, 63837, 78023, 117711, 165561, 205697, 234069, 496683, 617091, 702207, 1851273, 2262667, 6788001, 20364003]

約数ペア:

[(1, 20364003), (3, 6788001), (9, 2262667), (11, 1851273), (29, 702207), (33, 617091), (41, 496683), (87, 234069), (99, 205697), (123, 165561), (173, 117711), (261, 78023), (319, 63837), (369, 55187), (451, 45153), (519, 39237), (957, 21279), (1189, 17127), (1353, 15051), (1557, 13079), (1903, 10701), (2871, 7093), (3567, 5709), (4059, 5017)]