20686263936

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{487}}^1$

素因数の和:711

約数の個数: 256

約数和(自身を含む): 60655042560

約数和(自身を除く): 39968778624

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 67, 78, 96, 104, 127, 128, 134, 156, 192, 201, 208, 254, 268, 312, 381, 384, 402, 416, 487, 508, 536, 624, 762, 804, 832, 871, 974, 1016, 1072, 1248, 1461, 1524, 1608, 1651, 1664, 1742, 1948, 2032, 2144, 2496, 2613, 2922, 3048, 3216, 3302, 3484, 3896, 4064, 4288, 4953, 4992, 5226, 5844, 6096, 6331, 6432, 6604, 6968, 7792, 8128, 8509, 8576, 9906, 10452, 11688, 12192, 12662, 12864, 13208, 13936, 15584, 16256, 17018, 18993, 19812, 20904, 23376, 24384, 25324, 25527, 25728, 26416, 27872, 31168, 32629, 34036, 37986, 39624, 41808, 46752, 48768, 50648, 51054, 52832, 55744, 61849, 62336, 65258, 68072, 75972, 79248, 83616, 93504, 97887, 101296, 102108, 105664, 110617, 111488, 123698, 130516, 136144, 151944, 158496, 167232, 185547, 187008, 195774, 202592, 204216, 211328, 221234, 247396, 261032, 272288, 303888, 316992, 331851, 334464, 371094, 391548, 405184, 408432, 424177, 442468, 494792, 522064, 544576, 607776, 633984, 663702, 742188, 783096, 804037, 810368, 816864, 848354, 884936, 989584, 1044128, 1089152, 1215552, 1272531, 1327404, 1484376, 1566192, 1608074, 1633728, 1696708, 1769872, 1979168, 2088256, 2412111, 2431104, 2545062, 2654808, 2968752, 3132384, 3216148, 3267456, 3393416, 3539744, 3958336, 4143883, 4176512, 4824222, 5090124, 5309616, 5937504, 6264768, 6432296, 6786832, 7079488, 7916672, 8287766, 9648444, 10180248, 10619232, 11875008, 12431649, 12529536, 12864592, 13573664, 14158976, 16575532, 19296888, 20360496, 21238464, 23750016, 24863298, 25729184, 27147328, 33151064, 38593776, 40720992, 42476928, 49726596, 51458368, 53870479, 54294656, 66302128, 77187552, 81441984, 99453192, 102916736, 107740958, 132604256, 154375104, 161611437, 162883968, 198906384, 215481916, 265208512, 308750208, 323222874, 397812768, 430963832, 530417024, 646445748, 795625536, 861927664, 1292891496, 1591251072, 1723855328, 2585782992, 3447710656, 5171565984, 6895421312, 10343131968, 20686263936]

約数ペア:

[(1, 20686263936), (2, 10343131968), (3, 6895421312), (4, 5171565984), (6, 3447710656), (8, 2585782992), (12, 1723855328), (13, 1591251072), (16, 1292891496), (24, 861927664), (26, 795625536), (32, 646445748), (39, 530417024), (48, 430963832), (52, 397812768), (64, 323222874), (67, 308750208), (78, 265208512), (96, 215481916), (104, 198906384), (127, 162883968), (128, 161611437), (134, 154375104), (156, 132604256), (192, 107740958), (201, 102916736), (208, 99453192), (254, 81441984), (268, 77187552), (312, 66302128), (381, 54294656), (384, 53870479), (402, 51458368), (416, 49726596), (487, 42476928), (508, 40720992), (536, 38593776), (624, 33151064), (762, 27147328), (804, 25729184), (832, 24863298), (871, 23750016), (974, 21238464), (1016, 20360496), (1072, 19296888), (1248, 16575532), (1461, 14158976), (1524, 13573664), (1608, 12864592), (1651, 12529536), (1664, 12431649), (1742, 11875008), (1948, 10619232), (2032, 10180248), (2144, 9648444), (2496, 8287766), (2613, 7916672), (2922, 7079488), (3048, 6786832), (3216, 6432296), (3302, 6264768), (3484, 5937504), (3896, 5309616), (4064, 5090124), (4288, 4824222), (4953, 4176512), (4992, 4143883), (5226, 3958336), (5844, 3539744), (6096, 3393416), (6331, 3267456), (6432, 3216148), (6604, 3132384), (6968, 2968752), (7792, 2654808), (8128, 2545062), (8509, 2431104), (8576, 2412111), (9906, 2088256), (10452, 1979168), (11688, 1769872), (12192, 1696708), (12662, 1633728), (12864, 1608074), (13208, 1566192), (13936, 1484376), (15584, 1327404), (16256, 1272531), (17018, 1215552), (18993, 1089152), (19812, 1044128), (20904, 989584), (23376, 884936), (24384, 848354), (25324, 816864), (25527, 810368), (25728, 804037), (26416, 783096), (27872, 742188), (31168, 663702), (32629, 633984), (34036, 607776), (37986, 544576), (39624, 522064), (41808, 494792), (46752, 442468), (48768, 424177), (50648, 408432), (51054, 405184), (52832, 391548), (55744, 371094), (61849, 334464), (62336, 331851), (65258, 316992), (68072, 303888), (75972, 272288), (79248, 261032), (83616, 247396), (93504, 221234), (97887, 211328), (101296, 204216), (102108, 202592), (105664, 195774), (110617, 187008), (111488, 185547), (123698, 167232), (130516, 158496), (136144, 151944)]