19386251019

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{239}}^1$

素因数の和:486

約数の個数: 128

約数和(自身を含む): 32845824000

約数和(自身を除く): 13459572981

約数列:

[1, 3, 9, 17, 19, 27, 51, 57, 71, 131, 153, 171, 213, 239, 323, 393, 459, 513, 639, 717, 969, 1179, 1207, 1349, 1917, 2151, 2227, 2489, 2907, 3537, 3621, 4047, 4063, 4541, 6453, 6681, 7467, 8721, 9301, 10863, 12141, 12189, 13623, 16969, 20043, 22401, 22933, 27903, 31309, 32589, 36423, 36567, 40869, 42313, 50907, 60129, 67203, 68799, 77197, 83709, 93927, 109701, 122607, 126939, 152721, 158117, 176719, 206397, 231591, 251127, 281781, 288473, 322411, 380817, 458163, 474351, 530157, 532253, 594871, 619191, 694773, 845343, 865419, 967233, 1142451, 1423053, 1590471, 1596759, 1784613, 2084319, 2222939, 2596257, 2901699, 3004223, 4269159, 4771413, 4790277, 5353839, 5480987, 6668817, 7788771, 8705097, 9012669, 10112807, 14370831, 16061517, 16442961, 20006451, 27038007, 30338421, 37789963, 42235841, 49328883, 60019353, 81114021, 91015263, 113369889, 126707523, 147986649, 273045789, 340109667, 380122569, 718009297, 1020329001, 1140367707, 2154027891, 6462083673, 19386251019]

約数ペア:

[(1, 19386251019), (3, 6462083673), (9, 2154027891), (17, 1140367707), (19, 1020329001), (27, 718009297), (51, 380122569), (57, 340109667), (71, 273045789), (131, 147986649), (153, 126707523), (171, 113369889), (213, 91015263), (239, 81114021), (323, 60019353), (393, 49328883), (459, 42235841), (513, 37789963), (639, 30338421), (717, 27038007), (969, 20006451), (1179, 16442961), (1207, 16061517), (1349, 14370831), (1917, 10112807), (2151, 9012669), (2227, 8705097), (2489, 7788771), (2907, 6668817), (3537, 5480987), (3621, 5353839), (4047, 4790277), (4063, 4771413), (4541, 4269159), (6453, 3004223), (6681, 2901699), (7467, 2596257), (8721, 2222939), (9301, 2084319), (10863, 1784613), (12141, 1596759), (12189, 1590471), (13623, 1423053), (16969, 1142451), (20043, 967233), (22401, 865419), (22933, 845343), (27903, 694773), (31309, 619191), (32589, 594871), (36423, 532253), (36567, 530157), (40869, 474351), (42313, 458163), (50907, 380817), (60129, 322411), (67203, 288473), (68799, 281781), (77197, 251127), (83709, 231591), (93927, 206397), (109701, 176719), (122607, 158117), (126939, 152721)]