19515889848

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{991}}^1$

素因数の和:1218

約数の個数: 256

約数和(自身を含む): 61436067840

約数和(自身を除く): 41920177992

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 71, 78, 84, 91, 104, 127, 142, 156, 168, 182, 213, 254, 273, 284, 312, 364, 381, 426, 497, 508, 546, 568, 728, 762, 852, 889, 923, 991, 994, 1016, 1092, 1491, 1524, 1651, 1704, 1778, 1846, 1982, 1988, 2184, 2667, 2769, 2973, 2982, 3048, 3302, 3556, 3692, 3964, 3976, 4953, 5334, 5538, 5946, 5964, 6461, 6604, 6937, 7112, 7384, 7928, 9017, 9906, 10668, 11076, 11557, 11892, 11928, 12883, 12922, 13208, 13874, 18034, 19383, 19812, 20811, 21336, 22152, 23114, 23784, 25766, 25844, 27051, 27748, 34671, 36068, 38649, 38766, 39624, 41622, 46228, 51532, 51688, 54102, 55496, 63119, 69342, 70361, 72136, 77298, 77532, 83244, 90181, 92456, 103064, 108204, 117221, 125857, 126238, 138684, 140722, 154596, 155064, 166488, 180362, 189357, 211083, 216408, 234442, 251714, 252476, 270543, 277368, 281444, 309192, 351663, 360724, 377571, 378714, 422166, 468884, 492527, 503428, 504952, 541086, 562888, 703326, 721448, 755142, 757428, 820547, 844332, 880999, 914693, 937768, 985054, 1006856, 1082172, 1406652, 1477581, 1510284, 1514856, 1636141, 1641094, 1688664, 1761998, 1829386, 1970108, 2164344, 2461641, 2642997, 2744079, 2813304, 2955162, 3020568, 3272282, 3282188, 3523996, 3658772, 3940216, 4908423, 4923282, 5285994, 5488158, 5910324, 6402851, 6544564, 6564376, 7047992, 7317544, 8935847, 9816846, 9846564, 10571988, 10976316, 11452987, 11820648, 12805702, 13089128, 17871694, 19208553, 19633692, 19693128, 21143976, 21952632, 22905974, 25611404, 26807541, 34358961, 35743388, 38417106, 39267384, 45811948, 51222808, 53615082, 62550929, 68717922, 71486776, 76834212, 91623896, 107230164, 116166011, 125101858, 137435844, 153668424, 187652787, 214460328, 232332022, 250203716, 274871688, 348498033, 375305574, 464664044, 500407432, 696996066, 750611148, 813162077, 929328088, 1393992132, 1501222296, 1626324154, 2439486231, 2787984264, 3252648308, 4878972462, 6505296616, 9757944924, 19515889848]

約数ペア:

[(1, 19515889848), (2, 9757944924), (3, 6505296616), (4, 4878972462), (6, 3252648308), (7, 2787984264), (8, 2439486231), (12, 1626324154), (13, 1501222296), (14, 1393992132), (21, 929328088), (24, 813162077), (26, 750611148), (28, 696996066), (39, 500407432), (42, 464664044), (52, 375305574), (56, 348498033), (71, 274871688), (78, 250203716), (84, 232332022), (91, 214460328), (104, 187652787), (127, 153668424), (142, 137435844), (156, 125101858), (168, 116166011), (182, 107230164), (213, 91623896), (254, 76834212), (273, 71486776), (284, 68717922), (312, 62550929), (364, 53615082), (381, 51222808), (426, 45811948), (497, 39267384), (508, 38417106), (546, 35743388), (568, 34358961), (728, 26807541), (762, 25611404), (852, 22905974), (889, 21952632), (923, 21143976), (991, 19693128), (994, 19633692), (1016, 19208553), (1092, 17871694), (1491, 13089128), (1524, 12805702), (1651, 11820648), (1704, 11452987), (1778, 10976316), (1846, 10571988), (1982, 9846564), (1988, 9816846), (2184, 8935847), (2667, 7317544), (2769, 7047992), (2973, 6564376), (2982, 6544564), (3048, 6402851), (3302, 5910324), (3556, 5488158), (3692, 5285994), (3964, 4923282), (3976, 4908423), (4953, 3940216), (5334, 3658772), (5538, 3523996), (5946, 3282188), (5964, 3272282), (6461, 3020568), (6604, 2955162), (6937, 2813304), (7112, 2744079), (7384, 2642997), (7928, 2461641), (9017, 2164344), (9906, 1970108), (10668, 1829386), (11076, 1761998), (11557, 1688664), (11892, 1641094), (11928, 1636141), (12883, 1514856), (12922, 1510284), (13208, 1477581), (13874, 1406652), (18034, 1082172), (19383, 1006856), (19812, 985054), (20811, 937768), (21336, 914693), (22152, 880999), (23114, 844332), (23784, 820547), (25766, 757428), (25844, 755142), (27051, 721448), (27748, 703326), (34671, 562888), (36068, 541086), (38649, 504952), (38766, 503428), (39624, 492527), (41622, 468884), (46228, 422166), (51532, 378714), (51688, 377571), (54102, 360724), (55496, 351663), (63119, 309192), (69342, 281444), (70361, 277368), (72136, 270543), (77298, 252476), (77532, 251714), (83244, 234442), (90181, 216408), (92456, 211083), (103064, 189357), (108204, 180362), (117221, 166488), (125857, 155064), (126238, 154596), (138684, 140722)]