20098566

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{277}}^1$

素因数の和:453

約数の個数: 48

約数和(自身を含む): 45536400

約数和(自身を除く): 25437834

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 139, 174, 261, 277, 278, 417, 522, 554, 831, 834, 1251, 1662, 2493, 2502, 4031, 4986, 8033, 8062, 12093, 16066, 24099, 24186, 36279, 38503, 48198, 72297, 72558, 77006, 115509, 144594, 231018, 346527, 693054, 1116587, 2233174, 3349761, 6699522, 10049283, 20098566]

約数ペア:

[(1, 20098566), (2, 10049283), (3, 6699522), (6, 3349761), (9, 2233174), (18, 1116587), (29, 693054), (58, 346527), (87, 231018), (139, 144594), (174, 115509), (261, 77006), (277, 72558), (278, 72297), (417, 48198), (522, 38503), (554, 36279), (831, 24186), (834, 24099), (1251, 16066), (1662, 12093), (2493, 8062), (2502, 8033), (4031, 4986)]