2019481443

素因数分解:

$3^3\times 7^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{499}}^1$

素因数の和:571

約数の個数: 128

約数和(自身を含む): 3840000000

約数和(自身を除く): 1820518557

約数列:

[1, 3, 7, 9, 19, 21, 23, 27, 49, 57, 63, 69, 133, 147, 161, 171, 189, 207, 343, 399, 437, 441, 483, 499, 513, 621, 931, 1029, 1127, 1197, 1311, 1323, 1449, 1497, 2793, 3059, 3087, 3381, 3493, 3591, 3933, 4347, 4491, 6517, 7889, 8379, 9177, 9261, 9481, 10143, 10479, 11477, 11799, 13473, 19551, 21413, 23667, 24451, 25137, 27531, 28443, 30429, 31437, 34431, 58653, 64239, 66367, 71001, 73353, 80339, 82593, 85329, 94311, 103293, 149891, 171157, 175959, 192717, 199101, 213003, 218063, 220059, 241017, 255987, 309879, 449673, 464569, 513471, 562373, 578151, 597303, 654189, 660177, 723051, 1349019, 1393707, 1526441, 1540413, 1687119, 1791909, 1962567, 2169153, 3251983, 3936611, 4047057, 4181121, 4579323, 4621239, 5061357, 5887701, 9755949, 10685087, 11809833, 12543363, 13737969, 15184071, 29267847, 32055261, 35429499, 41213907, 74795609, 87803541, 96165783, 106288497, 224386827, 288497349, 673160481, 2019481443]

約数ペア:

[(1, 2019481443), (3, 673160481), (7, 288497349), (9, 224386827), (19, 106288497), (21, 96165783), (23, 87803541), (27, 74795609), (49, 41213907), (57, 35429499), (63, 32055261), (69, 29267847), (133, 15184071), (147, 13737969), (161, 12543363), (171, 11809833), (189, 10685087), (207, 9755949), (343, 5887701), (399, 5061357), (437, 4621239), (441, 4579323), (483, 4181121), (499, 4047057), (513, 3936611), (621, 3251983), (931, 2169153), (1029, 1962567), (1127, 1791909), (1197, 1687119), (1311, 1540413), (1323, 1526441), (1449, 1393707), (1497, 1349019), (2793, 723051), (3059, 660177), (3087, 654189), (3381, 597303), (3493, 578151), (3591, 562373), (3933, 513471), (4347, 464569), (4491, 449673), (6517, 309879), (7889, 255987), (8379, 241017), (9177, 220059), (9261, 218063), (9481, 213003), (10143, 199101), (10479, 192717), (11477, 175959), (11799, 171157), (13473, 149891), (19551, 103293), (21413, 94311), (23667, 85329), (24451, 82593), (25137, 80339), (27531, 73353), (28443, 71001), (30429, 66367), (31437, 64239), (34431, 58653)]