20803239933

素因数分解:

$3^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{167}}^1\times {\mathrm{271}}^1$

素因数の和:567

約数の個数: 96

約数和(自身を含む): 33756549120

約数和(自身を除く): 12953309187

約数列:

[1, 3, 7, 21, 49, 53, 59, 147, 159, 167, 177, 271, 371, 413, 501, 813, 1113, 1169, 1239, 1897, 2597, 2891, 3127, 3507, 5691, 7791, 8183, 8673, 8851, 9381, 9853, 13279, 14363, 15989, 21889, 24549, 26553, 29559, 39837, 43089, 45257, 47967, 61957, 65667, 68971, 100541, 111923, 135771, 153223, 185871, 206913, 301623, 316799, 335769, 433699, 459669, 482797, 522209, 703787, 783461, 847417, 950397, 1301097, 1448391, 1566627, 2111361, 2217593, 2350383, 2398621, 2542251, 2670163, 3655463, 5931919, 6652779, 7195863, 8010489, 10966389, 16790347, 17795757, 18691141, 25588241, 41523433, 50371041, 56073423, 76764723, 117532429, 124570299, 130837987, 141518639, 352597287, 392513961, 424555917, 990630473, 2971891419, 6934413311, 20803239933]

約数ペア:

[(1, 20803239933), (3, 6934413311), (7, 2971891419), (21, 990630473), (49, 424555917), (53, 392513961), (59, 352597287), (147, 141518639), (159, 130837987), (167, 124570299), (177, 117532429), (271, 76764723), (371, 56073423), (413, 50371041), (501, 41523433), (813, 25588241), (1113, 18691141), (1169, 17795757), (1239, 16790347), (1897, 10966389), (2597, 8010489), (2891, 7195863), (3127, 6652779), (3507, 5931919), (5691, 3655463), (7791, 2670163), (8183, 2542251), (8673, 2398621), (8851, 2350383), (9381, 2217593), (9853, 2111361), (13279, 1566627), (14363, 1448391), (15989, 1301097), (21889, 950397), (24549, 847417), (26553, 783461), (29559, 703787), (39837, 522209), (43089, 482797), (45257, 459669), (47967, 433699), (61957, 335769), (65667, 316799), (68971, 301623), (100541, 206913), (111923, 185871), (135771, 153223)]