20955804576

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{7237}}^1$

素因数の和:7427

約数の個数: 192

約数和(自身を含む): 65371299840

約数和(自身を除く): 44415495264

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 32, 42, 48, 56, 62, 84, 93, 96, 112, 124, 139, 168, 186, 217, 224, 248, 278, 336, 372, 417, 434, 496, 556, 651, 672, 744, 834, 868, 973, 992, 1112, 1302, 1488, 1668, 1736, 1946, 2224, 2604, 2919, 2976, 3336, 3472, 3892, 4309, 4448, 5208, 5838, 6672, 6944, 7237, 7784, 8618, 10416, 11676, 12927, 13344, 14474, 15568, 17236, 20832, 21711, 23352, 25854, 28948, 30163, 31136, 34472, 43422, 46704, 50659, 51708, 57896, 60326, 68944, 86844, 90489, 93408, 101318, 103416, 115792, 120652, 137888, 151977, 173688, 180978, 202636, 206832, 224347, 231584, 241304, 303954, 347376, 361956, 405272, 413664, 448694, 482608, 607908, 673041, 694752, 723912, 810544, 897388, 965216, 1005943, 1215816, 1346082, 1447824, 1570429, 1621088, 1794776, 2011886, 2431632, 2692164, 2895648, 3017829, 3140858, 3589552, 4023772, 4711287, 4863264, 5384328, 6035658, 6281716, 7041601, 7179104, 8047544, 9422574, 10768656, 12071316, 12563432, 14083202, 16095088, 18845148, 21124803, 21537312, 24142632, 25126864, 28166404, 31184233, 32190176, 37690296, 42249606, 48285264, 50253728, 56332808, 62368466, 75380592, 84499212, 93552699, 96570528, 112665616, 124736932, 150761184, 168998424, 187105398, 218289631, 225331232, 249473864, 337996848, 374210796, 436579262, 498947728, 654868893, 675993696, 748421592, 873158524, 997895456, 1309737786, 1496843184, 1746317048, 2619475572, 2993686368, 3492634096, 5238951144, 6985268192, 10477902288, 20955804576]

約数ペア:

[(1, 20955804576), (2, 10477902288), (3, 6985268192), (4, 5238951144), (6, 3492634096), (7, 2993686368), (8, 2619475572), (12, 1746317048), (14, 1496843184), (16, 1309737786), (21, 997895456), (24, 873158524), (28, 748421592), (31, 675993696), (32, 654868893), (42, 498947728), (48, 436579262), (56, 374210796), (62, 337996848), (84, 249473864), (93, 225331232), (96, 218289631), (112, 187105398), (124, 168998424), (139, 150761184), (168, 124736932), (186, 112665616), (217, 96570528), (224, 93552699), (248, 84499212), (278, 75380592), (336, 62368466), (372, 56332808), (417, 50253728), (434, 48285264), (496, 42249606), (556, 37690296), (651, 32190176), (672, 31184233), (744, 28166404), (834, 25126864), (868, 24142632), (973, 21537312), (992, 21124803), (1112, 18845148), (1302, 16095088), (1488, 14083202), (1668, 12563432), (1736, 12071316), (1946, 10768656), (2224, 9422574), (2604, 8047544), (2919, 7179104), (2976, 7041601), (3336, 6281716), (3472, 6035658), (3892, 5384328), (4309, 4863264), (4448, 4711287), (5208, 4023772), (5838, 3589552), (6672, 3140858), (6944, 3017829), (7237, 2895648), (7784, 2692164), (8618, 2431632), (10416, 2011886), (11676, 1794776), (12927, 1621088), (13344, 1570429), (14474, 1447824), (15568, 1346082), (17236, 1215816), (20832, 1005943), (21711, 965216), (23352, 897388), (25854, 810544), (28948, 723912), (30163, 694752), (31136, 673041), (34472, 607908), (43422, 482608), (46704, 448694), (50659, 413664), (51708, 405272), (57896, 361956), (60326, 347376), (68944, 303954), (86844, 241304), (90489, 231584), (93408, 224347), (101318, 206832), (103416, 202636), (115792, 180978), (120652, 173688), (137888, 151977)]