20902465728

素因数分解:

$2^6\times 3^2\times {\mathrm{31}}^1\times {\mathrm{263}}^1\times {\mathrm{4451}}^1$

素因数の和:4763

約数の個数: 168

約数和(自身を含む): 62094928896

約数和(自身を除く): 41192463168

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 64, 72, 93, 96, 124, 144, 186, 192, 248, 263, 279, 288, 372, 496, 526, 558, 576, 744, 789, 992, 1052, 1116, 1488, 1578, 1984, 2104, 2232, 2367, 2976, 3156, 4208, 4451, 4464, 4734, 5952, 6312, 8153, 8416, 8902, 8928, 9468, 12624, 13353, 16306, 16832, 17804, 17856, 18936, 24459, 25248, 26706, 32612, 35608, 37872, 40059, 48918, 50496, 53412, 65224, 71216, 73377, 75744, 80118, 97836, 106824, 130448, 137981, 142432, 146754, 151488, 160236, 195672, 213648, 260896, 275962, 284864, 293508, 320472, 391344, 413943, 427296, 521792, 551924, 587016, 640944, 782688, 827886, 854592, 1103848, 1170613, 1174032, 1241829, 1281888, 1565376, 1655772, 2207696, 2341226, 2348064, 2483658, 2563776, 3311544, 3511839, 4415392, 4682452, 4696128, 4967316, 6623088, 7023678, 8830784, 9364904, 9934632, 10535517, 13246176, 14047356, 18729808, 19869264, 21071034, 26492352, 28094712, 36289003, 37459616, 39738528, 42142068, 56189424, 72578006, 74919232, 79477056, 84284136, 108867009, 112378848, 145156012, 168568272, 217734018, 224757696, 290312024, 326601027, 337136544, 435468036, 580624048, 653202054, 674273088, 870936072, 1161248096, 1306404108, 1741872144, 2322496192, 2612808216, 3483744288, 5225616432, 6967488576, 10451232864, 20902465728]

約数ペア:

[(1, 20902465728), (2, 10451232864), (3, 6967488576), (4, 5225616432), (6, 3483744288), (8, 2612808216), (9, 2322496192), (12, 1741872144), (16, 1306404108), (18, 1161248096), (24, 870936072), (31, 674273088), (32, 653202054), (36, 580624048), (48, 435468036), (62, 337136544), (64, 326601027), (72, 290312024), (93, 224757696), (96, 217734018), (124, 168568272), (144, 145156012), (186, 112378848), (192, 108867009), (248, 84284136), (263, 79477056), (279, 74919232), (288, 72578006), (372, 56189424), (496, 42142068), (526, 39738528), (558, 37459616), (576, 36289003), (744, 28094712), (789, 26492352), (992, 21071034), (1052, 19869264), (1116, 18729808), (1488, 14047356), (1578, 13246176), (1984, 10535517), (2104, 9934632), (2232, 9364904), (2367, 8830784), (2976, 7023678), (3156, 6623088), (4208, 4967316), (4451, 4696128), (4464, 4682452), (4734, 4415392), (5952, 3511839), (6312, 3311544), (8153, 2563776), (8416, 2483658), (8902, 2348064), (8928, 2341226), (9468, 2207696), (12624, 1655772), (13353, 1565376), (16306, 1281888), (16832, 1241829), (17804, 1174032), (17856, 1170613), (18936, 1103848), (24459, 854592), (25248, 827886), (26706, 782688), (32612, 640944), (35608, 587016), (37872, 551924), (40059, 521792), (48918, 427296), (50496, 413943), (53412, 391344), (65224, 320472), (71216, 293508), (73377, 284864), (75744, 275962), (80118, 260896), (97836, 213648), (106824, 195672), (130448, 160236), (137981, 151488), (142432, 146754)]