20116962789

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:304

約数の個数: 192

約数和(自身を含む): 36679910400

約数和(自身を除く): 16562947611

約数列:

[1, 3, 7, 11, 21, 33, 37, 41, 49, 59, 77, 111, 123, 139, 147, 177, 231, 259, 287, 407, 413, 417, 451, 539, 649, 777, 861, 973, 1221, 1239, 1353, 1517, 1529, 1617, 1813, 1947, 2009, 2183, 2419, 2849, 2891, 2919, 3157, 4543, 4551, 4587, 5143, 5439, 5699, 6027, 6549, 6811, 7257, 8201, 8547, 8673, 9471, 10619, 10703, 13629, 15281, 15429, 16687, 16933, 17097, 19943, 20433, 22099, 24013, 24603, 26609, 31801, 31857, 32109, 36001, 39893, 45843, 50061, 50799, 56573, 57407, 59829, 62689, 66297, 72039, 74333, 74921, 79827, 89503, 90211, 95403, 106967, 108003, 116809, 118531, 119679, 168091, 169719, 172221, 186263, 188067, 210863, 222999, 224763, 252007, 268509, 270633, 279251, 303437, 320901, 336241, 350427, 355593, 396011, 401849, 438823, 504273, 558789, 626521, 631477, 632589, 756021, 817663, 837753, 910311, 984533, 1008723, 1176637, 1188033, 1205547, 1303841, 1316469, 1476041, 1879563, 1894431, 2124059, 2319493, 2353687, 2452989, 2772077, 2953599, 3071761, 3337807, 3529911, 3698651, 3911523, 4385647, 4420339, 4428123, 6372177, 6891731, 6958479, 7061061, 8316231, 9215283, 10013421, 10332287, 11095953, 12440917, 13156941, 13261017, 14868413, 16236451, 16475809, 20675193, 23364649, 25890557, 30996861, 37322751, 44605239, 48242117, 48709353, 49427427, 70093947, 77671671, 87086419, 113655157, 136850087, 144726351, 163552543, 181233899, 261259257, 340965471, 410550261, 490657629, 543701697, 609604933, 957950609, 1828814799, 2873851827, 6705654263, 20116962789]

約数ペア:

[(1, 20116962789), (3, 6705654263), (7, 2873851827), (11, 1828814799), (21, 957950609), (33, 609604933), (37, 543701697), (41, 490657629), (49, 410550261), (59, 340965471), (77, 261259257), (111, 181233899), (123, 163552543), (139, 144726351), (147, 136850087), (177, 113655157), (231, 87086419), (259, 77671671), (287, 70093947), (407, 49427427), (413, 48709353), (417, 48242117), (451, 44605239), (539, 37322751), (649, 30996861), (777, 25890557), (861, 23364649), (973, 20675193), (1221, 16475809), (1239, 16236451), (1353, 14868413), (1517, 13261017), (1529, 13156941), (1617, 12440917), (1813, 11095953), (1947, 10332287), (2009, 10013421), (2183, 9215283), (2419, 8316231), (2849, 7061061), (2891, 6958479), (2919, 6891731), (3157, 6372177), (4543, 4428123), (4551, 4420339), (4587, 4385647), (5143, 3911523), (5439, 3698651), (5699, 3529911), (6027, 3337807), (6549, 3071761), (6811, 2953599), (7257, 2772077), (8201, 2452989), (8547, 2353687), (8673, 2319493), (9471, 2124059), (10619, 1894431), (10703, 1879563), (13629, 1476041), (15281, 1316469), (15429, 1303841), (16687, 1205547), (16933, 1188033), (17097, 1176637), (19943, 1008723), (20433, 984533), (22099, 910311), (24013, 837753), (24603, 817663), (26609, 756021), (31801, 632589), (31857, 631477), (32109, 626521), (36001, 558789), (39893, 504273), (45843, 438823), (50061, 401849), (50799, 396011), (56573, 355593), (57407, 350427), (59829, 336241), (62689, 320901), (66297, 303437), (72039, 279251), (74333, 270633), (74921, 268509), (79827, 252007), (89503, 224763), (90211, 222999), (95403, 210863), (106967, 188067), (108003, 186263), (116809, 172221), (118531, 169719), (119679, 168091)]