19492741968

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^2\times {\mathrm{1367}}^1$

素因数の和:1490

約数の個数: 240

約数和(自身を含む): 61100089344

約数和(自身を除く): 41607347376

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 37, 42, 48, 56, 62, 74, 84, 93, 111, 112, 124, 148, 168, 186, 217, 222, 248, 259, 296, 336, 372, 434, 444, 496, 518, 592, 651, 744, 777, 868, 888, 1036, 1147, 1302, 1367, 1369, 1488, 1554, 1736, 1776, 2072, 2294, 2604, 2734, 2738, 3108, 3441, 3472, 4101, 4107, 4144, 4588, 5208, 5468, 5476, 6216, 6882, 8029, 8202, 8214, 9176, 9569, 9583, 10416, 10936, 10952, 12432, 13764, 16058, 16404, 16428, 18352, 19138, 19166, 21872, 21904, 24087, 27528, 28707, 28749, 32116, 32808, 32856, 38276, 38332, 42377, 42439, 48174, 50579, 55056, 57414, 57498, 64232, 65616, 65712, 76552, 76664, 84754, 84878, 96348, 101158, 114828, 114996, 127131, 127317, 128464, 151737, 153104, 153328, 169508, 169756, 192696, 202316, 229656, 229992, 254262, 254634, 296639, 297073, 303474, 339016, 339512, 354053, 385392, 404632, 459312, 459984, 508524, 509268, 593278, 594146, 606948, 678032, 679024, 708106, 809264, 889917, 891219, 1017048, 1018536, 1062159, 1186556, 1188292, 1213896, 1416212, 1567949, 1779834, 1782438, 1871423, 2034096, 2037072, 2124318, 2373112, 2376584, 2427792, 2832424, 3135898, 3559668, 3564876, 3742846, 4248636, 4703847, 4746224, 4753168, 5614269, 5664848, 6271796, 7119336, 7129752, 7485692, 8497272, 9407694, 10975643, 11228538, 12543592, 13099961, 14238672, 14259504, 14971384, 16994544, 18815388, 21951286, 22457076, 25087184, 26199922, 29942768, 32926929, 37630776, 39299883, 43902572, 44914152, 52399844, 58014113, 65853858, 75261552, 78599766, 87805144, 89828304, 104799688, 116028226, 131707716, 157199532, 174042339, 175610288, 209599376, 232056452, 263415432, 314399064, 348084678, 406098791, 464112904, 526830864, 628798128, 696169356, 812197582, 928225808, 1218296373, 1392338712, 1624395164, 2436592746, 2784677424, 3248790328, 4873185492, 6497580656, 9746370984, 19492741968]

約数ペア:

[(1, 19492741968), (2, 9746370984), (3, 6497580656), (4, 4873185492), (6, 3248790328), (7, 2784677424), (8, 2436592746), (12, 1624395164), (14, 1392338712), (16, 1218296373), (21, 928225808), (24, 812197582), (28, 696169356), (31, 628798128), (37, 526830864), (42, 464112904), (48, 406098791), (56, 348084678), (62, 314399064), (74, 263415432), (84, 232056452), (93, 209599376), (111, 175610288), (112, 174042339), (124, 157199532), (148, 131707716), (168, 116028226), (186, 104799688), (217, 89828304), (222, 87805144), (248, 78599766), (259, 75261552), (296, 65853858), (336, 58014113), (372, 52399844), (434, 44914152), (444, 43902572), (496, 39299883), (518, 37630776), (592, 32926929), (651, 29942768), (744, 26199922), (777, 25087184), (868, 22457076), (888, 21951286), (1036, 18815388), (1147, 16994544), (1302, 14971384), (1367, 14259504), (1369, 14238672), (1488, 13099961), (1554, 12543592), (1736, 11228538), (1776, 10975643), (2072, 9407694), (2294, 8497272), (2604, 7485692), (2734, 7129752), (2738, 7119336), (3108, 6271796), (3441, 5664848), (3472, 5614269), (4101, 4753168), (4107, 4746224), (4144, 4703847), (4588, 4248636), (5208, 3742846), (5468, 3564876), (5476, 3559668), (6216, 3135898), (6882, 2832424), (8029, 2427792), (8202, 2376584), (8214, 2373112), (9176, 2124318), (9569, 2037072), (9583, 2034096), (10416, 1871423), (10936, 1782438), (10952, 1779834), (12432, 1567949), (13764, 1416212), (16058, 1213896), (16404, 1188292), (16428, 1186556), (18352, 1062159), (19138, 1018536), (19166, 1017048), (21872, 891219), (21904, 889917), (24087, 809264), (27528, 708106), (28707, 679024), (28749, 678032), (32116, 606948), (32808, 594146), (32856, 593278), (38276, 509268), (38332, 508524), (42377, 459984), (42439, 459312), (48174, 404632), (50579, 385392), (55056, 354053), (57414, 339512), (57498, 339016), (64232, 303474), (65616, 297073), (65712, 296639), (76552, 254634), (76664, 254262), (84754, 229992), (84878, 229656), (96348, 202316), (101158, 192696), (114828, 169756), (114996, 169508), (127131, 153328), (127317, 153104), (128464, 151737)]