20807062276

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{3329}}^1$

素因数の和:3594

約数の個数: 144

約数和(自身を含む): 50000509440

約数和(自身を除く): 29193447164

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 49, 52, 77, 91, 98, 143, 154, 182, 196, 223, 286, 308, 364, 446, 539, 572, 637, 892, 1001, 1078, 1274, 1561, 2002, 2156, 2453, 2548, 2899, 3122, 3329, 4004, 4906, 5798, 6244, 6658, 7007, 9812, 10927, 11596, 13316, 14014, 17171, 20293, 21854, 23303, 28028, 31889, 34342, 36619, 40586, 43277, 43708, 46606, 63778, 68684, 73238, 81172, 86554, 93212, 120197, 127556, 142051, 146476, 163121, 173108, 223223, 240394, 256333, 284102, 302939, 326242, 446446, 476047, 480788, 512666, 568204, 605878, 652484, 742367, 892892, 952094, 1025332, 1211756, 1484734, 1562561, 1794331, 1904188, 2120573, 2969468, 3125122, 3332329, 3588662, 4241146, 5196569, 6250244, 6664658, 7177324, 8166037, 8482292, 9650771, 10393138, 13329316, 16332074, 19301542, 20786276, 23326303, 32664148, 36375983, 38603084, 46652606, 57162259, 67555397, 72751966, 93305212, 106158481, 114324518, 135110794, 145503932, 212316962, 228649036, 270221588, 400135813, 424633924, 472887779, 743109367, 800271626, 945775558, 1486218734, 1600543252, 1891551116, 2972437468, 5201765569, 10403531138, 20807062276]

約数ペア:

[(1, 20807062276), (2, 10403531138), (4, 5201765569), (7, 2972437468), (11, 1891551116), (13, 1600543252), (14, 1486218734), (22, 945775558), (26, 800271626), (28, 743109367), (44, 472887779), (49, 424633924), (52, 400135813), (77, 270221588), (91, 228649036), (98, 212316962), (143, 145503932), (154, 135110794), (182, 114324518), (196, 106158481), (223, 93305212), (286, 72751966), (308, 67555397), (364, 57162259), (446, 46652606), (539, 38603084), (572, 36375983), (637, 32664148), (892, 23326303), (1001, 20786276), (1078, 19301542), (1274, 16332074), (1561, 13329316), (2002, 10393138), (2156, 9650771), (2453, 8482292), (2548, 8166037), (2899, 7177324), (3122, 6664658), (3329, 6250244), (4004, 5196569), (4906, 4241146), (5798, 3588662), (6244, 3332329), (6658, 3125122), (7007, 2969468), (9812, 2120573), (10927, 1904188), (11596, 1794331), (13316, 1562561), (14014, 1484734), (17171, 1211756), (20293, 1025332), (21854, 952094), (23303, 892892), (28028, 742367), (31889, 652484), (34342, 605878), (36619, 568204), (40586, 512666), (43277, 480788), (43708, 476047), (46606, 446446), (63778, 326242), (68684, 302939), (73238, 284102), (81172, 256333), (86554, 240394), (93212, 223223), (120197, 173108), (127556, 163121), (142051, 146476)]