20541024

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{443}}^1$

素因数の和:489

約数の個数: 144

約数和(自身を含む): 69818112

約数和(自身を除く): 49277088

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 23, 24, 28, 32, 36, 42, 46, 48, 56, 63, 69, 72, 84, 92, 96, 112, 126, 138, 144, 161, 168, 184, 207, 224, 252, 276, 288, 322, 336, 368, 414, 443, 483, 504, 552, 644, 672, 736, 828, 886, 966, 1008, 1104, 1288, 1329, 1449, 1656, 1772, 1932, 2016, 2208, 2576, 2658, 2898, 3101, 3312, 3544, 3864, 3987, 5152, 5316, 5796, 6202, 6624, 7088, 7728, 7974, 9303, 10189, 10632, 11592, 12404, 14176, 15456, 15948, 18606, 20378, 21264, 23184, 24808, 27909, 30567, 31896, 37212, 40756, 42528, 46368, 49616, 55818, 61134, 63792, 71323, 74424, 81512, 91701, 99232, 111636, 122268, 127584, 142646, 148848, 163024, 183402, 213969, 223272, 244536, 285292, 297696, 326048, 366804, 427938, 446544, 489072, 570584, 641907, 733608, 855876, 893088, 978144, 1141168, 1283814, 1467216, 1711752, 2282336, 2567628, 2934432, 3423504, 5135256, 6847008, 10270512, 20541024]

約数ペア:

[(1, 20541024), (2, 10270512), (3, 6847008), (4, 5135256), (6, 3423504), (7, 2934432), (8, 2567628), (9, 2282336), (12, 1711752), (14, 1467216), (16, 1283814), (18, 1141168), (21, 978144), (23, 893088), (24, 855876), (28, 733608), (32, 641907), (36, 570584), (42, 489072), (46, 446544), (48, 427938), (56, 366804), (63, 326048), (69, 297696), (72, 285292), (84, 244536), (92, 223272), (96, 213969), (112, 183402), (126, 163024), (138, 148848), (144, 142646), (161, 127584), (168, 122268), (184, 111636), (207, 99232), (224, 91701), (252, 81512), (276, 74424), (288, 71323), (322, 63792), (336, 61134), (368, 55818), (414, 49616), (443, 46368), (483, 42528), (504, 40756), (552, 37212), (644, 31896), (672, 30567), (736, 27909), (828, 24808), (886, 23184), (966, 21264), (1008, 20378), (1104, 18606), (1288, 15948), (1329, 15456), (1449, 14176), (1656, 12404), (1772, 11592), (1932, 10632), (2016, 10189), (2208, 9303), (2576, 7974), (2658, 7728), (2898, 7088), (3101, 6624), (3312, 6202), (3544, 5796), (3864, 5316), (3987, 5152)]