20499998184

素因数分解:

$2^3\times 3^3\times {\mathrm{31}}^2\times {\mathrm{61}}^1\times {\mathrm{1619}}^1$

素因数の和:1757

約数の個数: 192

約数和(自身を含む): 59842152000

約数和(自身を除く): 39342153816

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 31, 36, 54, 61, 62, 72, 93, 108, 122, 124, 183, 186, 216, 244, 248, 279, 366, 372, 488, 549, 558, 732, 744, 837, 961, 1098, 1116, 1464, 1619, 1647, 1674, 1891, 1922, 2196, 2232, 2883, 3238, 3294, 3348, 3782, 3844, 4392, 4857, 5673, 5766, 6476, 6588, 6696, 7564, 7688, 8649, 9714, 11346, 11532, 12952, 13176, 14571, 15128, 17019, 17298, 19428, 22692, 23064, 25947, 29142, 34038, 34596, 38856, 43713, 45384, 50189, 51057, 51894, 58284, 58621, 68076, 69192, 87426, 98759, 100378, 102114, 103788, 116568, 117242, 136152, 150567, 174852, 175863, 197518, 200756, 204228, 207576, 234484, 296277, 301134, 349704, 351726, 395036, 401512, 408456, 451701, 468968, 527589, 592554, 602268, 703452, 790072, 888831, 903402, 1055178, 1185108, 1204536, 1355103, 1406904, 1555859, 1582767, 1777662, 1806804, 2110356, 2370216, 2666493, 2710206, 3061529, 3111718, 3165534, 3555324, 3613608, 4220712, 4667577, 5332986, 5420412, 6123058, 6223436, 6331068, 7110648, 9184587, 9335154, 10665972, 10840824, 12246116, 12446872, 12662136, 14002731, 18369174, 18670308, 21331944, 24492232, 27553761, 28005462, 36738348, 37340616, 42008193, 55107522, 56010924, 73476696, 82661283, 84016386, 94907399, 110215044, 112021848, 165322566, 168032772, 189814798, 220430088, 284722197, 330645132, 336065544, 379629596, 569444394, 661290264, 759259192, 854166591, 1138888788, 1708333182, 2277777576, 2562499773, 3416666364, 5124999546, 6833332728, 10249999092, 20499998184]

約数ペア:

[(1, 20499998184), (2, 10249999092), (3, 6833332728), (4, 5124999546), (6, 3416666364), (8, 2562499773), (9, 2277777576), (12, 1708333182), (18, 1138888788), (24, 854166591), (27, 759259192), (31, 661290264), (36, 569444394), (54, 379629596), (61, 336065544), (62, 330645132), (72, 284722197), (93, 220430088), (108, 189814798), (122, 168032772), (124, 165322566), (183, 112021848), (186, 110215044), (216, 94907399), (244, 84016386), (248, 82661283), (279, 73476696), (366, 56010924), (372, 55107522), (488, 42008193), (549, 37340616), (558, 36738348), (732, 28005462), (744, 27553761), (837, 24492232), (961, 21331944), (1098, 18670308), (1116, 18369174), (1464, 14002731), (1619, 12662136), (1647, 12446872), (1674, 12246116), (1891, 10840824), (1922, 10665972), (2196, 9335154), (2232, 9184587), (2883, 7110648), (3238, 6331068), (3294, 6223436), (3348, 6123058), (3782, 5420412), (3844, 5332986), (4392, 4667577), (4857, 4220712), (5673, 3613608), (5766, 3555324), (6476, 3165534), (6588, 3111718), (6696, 3061529), (7564, 2710206), (7688, 2666493), (8649, 2370216), (9714, 2110356), (11346, 1806804), (11532, 1777662), (12952, 1582767), (13176, 1555859), (14571, 1406904), (15128, 1355103), (17019, 1204536), (17298, 1185108), (19428, 1055178), (22692, 903402), (23064, 888831), (25947, 790072), (29142, 703452), (34038, 602268), (34596, 592554), (38856, 527589), (43713, 468968), (45384, 451701), (50189, 408456), (51057, 401512), (51894, 395036), (58284, 351726), (58621, 349704), (68076, 301134), (69192, 296277), (87426, 234484), (98759, 207576), (100378, 204228), (102114, 200756), (103788, 197518), (116568, 175863), (117242, 174852), (136152, 150567)]