20387452008

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{347}}^1\times {\mathrm{31793}}^1$

素因数の和:32167

約数の個数: 128

約数和(自身を含む): 63730437120

約数和(自身を除く): 43342985112

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 77, 84, 88, 132, 154, 168, 231, 264, 308, 347, 462, 616, 694, 924, 1041, 1388, 1848, 2082, 2429, 2776, 3817, 4164, 4858, 7287, 7634, 8328, 9716, 11451, 14574, 15268, 19432, 22902, 26719, 29148, 30536, 31793, 45804, 53438, 58296, 63586, 80157, 91608, 95379, 106876, 127172, 160314, 190758, 213752, 222551, 254344, 320628, 349723, 381516, 445102, 641256, 667653, 699446, 763032, 890204, 1049169, 1335306, 1398892, 1780408, 2098338, 2448061, 2670612, 2797784, 4196676, 4896122, 5341224, 7344183, 8393352, 9792244, 11032171, 14688366, 19584488, 22064342, 29376732, 33096513, 44128684, 58753464, 66193026, 77225197, 88257368, 121353881, 132386052, 154450394, 231675591, 242707762, 264772104, 308900788, 364061643, 463351182, 485415524, 617801576, 728123286, 849477167, 926702364, 970831048, 1456246572, 1698954334, 1853404728, 2548431501, 2912493144, 3397908668, 5096863002, 6795817336, 10193726004, 20387452008]

約数ペア:

[(1, 20387452008), (2, 10193726004), (3, 6795817336), (4, 5096863002), (6, 3397908668), (7, 2912493144), (8, 2548431501), (11, 1853404728), (12, 1698954334), (14, 1456246572), (21, 970831048), (22, 926702364), (24, 849477167), (28, 728123286), (33, 617801576), (42, 485415524), (44, 463351182), (56, 364061643), (66, 308900788), (77, 264772104), (84, 242707762), (88, 231675591), (132, 154450394), (154, 132386052), (168, 121353881), (231, 88257368), (264, 77225197), (308, 66193026), (347, 58753464), (462, 44128684), (616, 33096513), (694, 29376732), (924, 22064342), (1041, 19584488), (1388, 14688366), (1848, 11032171), (2082, 9792244), (2429, 8393352), (2776, 7344183), (3817, 5341224), (4164, 4896122), (4858, 4196676), (7287, 2797784), (7634, 2670612), (8328, 2448061), (9716, 2098338), (11451, 1780408), (14574, 1398892), (15268, 1335306), (19432, 1049169), (22902, 890204), (26719, 763032), (29148, 699446), (30536, 667653), (31793, 641256), (45804, 445102), (53438, 381516), (58296, 349723), (63586, 320628), (80157, 254344), (91608, 222551), (95379, 213752), (106876, 190758), (127172, 160314)]