20568992752

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{228707}}^1$

素因数の和:228806

約数の個数: 80

約数和(自身を含む): 50366990592

約数和(自身を除く): 29797997840

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 73, 77, 88, 112, 146, 154, 176, 292, 308, 511, 584, 616, 803, 1022, 1168, 1232, 1606, 2044, 3212, 4088, 5621, 6424, 8176, 11242, 12848, 22484, 44968, 89936, 228707, 457414, 914828, 1600949, 1829656, 2515777, 3201898, 3659312, 5031554, 6403796, 10063108, 12807592, 16695611, 17610439, 20126216, 25615184, 33391222, 35220878, 40252432, 66782444, 70441756, 116869277, 133564888, 140883512, 183651721, 233738554, 267129776, 281767024, 367303442, 467477108, 734606884, 934954216, 1285562047, 1469213768, 1869908432, 2571124094, 2938427536, 5142248188, 10284496376, 20568992752]

約数ペア:

[(1, 20568992752), (2, 10284496376), (4, 5142248188), (7, 2938427536), (8, 2571124094), (11, 1869908432), (14, 1469213768), (16, 1285562047), (22, 934954216), (28, 734606884), (44, 467477108), (56, 367303442), (73, 281767024), (77, 267129776), (88, 233738554), (112, 183651721), (146, 140883512), (154, 133564888), (176, 116869277), (292, 70441756), (308, 66782444), (511, 40252432), (584, 35220878), (616, 33391222), (803, 25615184), (1022, 20126216), (1168, 17610439), (1232, 16695611), (1606, 12807592), (2044, 10063108), (3212, 6403796), (4088, 5031554), (5621, 3659312), (6424, 3201898), (8176, 2515777), (11242, 1829656), (12848, 1600949), (22484, 914828), (44968, 457414), (89936, 228707)]