20186826543

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{41}}^1\times {\mathrm{151}}^1$

素因数の和:302

約数の個数: 144

約数和(自身を含む): 34612643520

約数和(自身を除く): 14425816977

約数列:

[1, 3, 9, 13, 29, 31, 39, 41, 87, 93, 117, 123, 151, 261, 279, 369, 377, 403, 453, 533, 899, 961, 1131, 1189, 1209, 1271, 1359, 1599, 1963, 2697, 2883, 3393, 3567, 3627, 3813, 4379, 4681, 4797, 5889, 6191, 8091, 8649, 10701, 11439, 11687, 12493, 13137, 14043, 15457, 16523, 17667, 18573, 27869, 35061, 36859, 37479, 39401, 39411, 42129, 46371, 49569, 55719, 56927, 60853, 80483, 83607, 105183, 110577, 112437, 118203, 135749, 139113, 145111, 148707, 170781, 179539, 182559, 191921, 241449, 250821, 331731, 354609, 362297, 407247, 435333, 479167, 512213, 512343, 538617, 547677, 575763, 724347, 1086891, 1142629, 1221741, 1305999, 1437501, 1536639, 1615851, 1727289, 1764737, 1886443, 2334007, 2494973, 3260673, 3427887, 4208219, 4312503, 4609917, 5294211, 5565709, 5659329, 5949551, 7002021, 7484919, 10283661, 12624657, 14854177, 15882633, 16697127, 16977987, 17848653, 21006063, 22454757, 37873971, 44562531, 50091381, 53545959, 54706847, 72354217, 77344163, 133687593, 164120541, 172536979, 217062651, 232032489, 492361623, 517610937, 651187953, 696097467, 1552832811, 2242980727, 6728942181, 20186826543]

約数ペア:

[(1, 20186826543), (3, 6728942181), (9, 2242980727), (13, 1552832811), (29, 696097467), (31, 651187953), (39, 517610937), (41, 492361623), (87, 232032489), (93, 217062651), (117, 172536979), (123, 164120541), (151, 133687593), (261, 77344163), (279, 72354217), (369, 54706847), (377, 53545959), (403, 50091381), (453, 44562531), (533, 37873971), (899, 22454757), (961, 21006063), (1131, 17848653), (1189, 16977987), (1209, 16697127), (1271, 15882633), (1359, 14854177), (1599, 12624657), (1963, 10283661), (2697, 7484919), (2883, 7002021), (3393, 5949551), (3567, 5659329), (3627, 5565709), (3813, 5294211), (4379, 4609917), (4681, 4312503), (4797, 4208219), (5889, 3427887), (6191, 3260673), (8091, 2494973), (8649, 2334007), (10701, 1886443), (11439, 1764737), (11687, 1727289), (12493, 1615851), (13137, 1536639), (14043, 1437501), (15457, 1305999), (16523, 1221741), (17667, 1142629), (18573, 1086891), (27869, 724347), (35061, 575763), (36859, 547677), (37479, 538617), (39401, 512343), (39411, 512213), (42129, 479167), (46371, 435333), (49569, 407247), (55719, 362297), (56927, 354609), (60853, 331731), (80483, 250821), (83607, 241449), (105183, 191921), (110577, 182559), (112437, 179539), (118203, 170781), (135749, 148707), (139113, 145111)]