18204068576

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{47}}^2\times {\mathrm{53}}^1\times {\mathrm{113}}^1$

素因数の和:313

約数の個数: 144

約数和(自身を含む): 38514423024

約数和(自身を除く): 20310354448

約数列:

[1, 2, 4, 8, 16, 32, 43, 47, 53, 86, 94, 106, 113, 172, 188, 212, 226, 344, 376, 424, 452, 688, 752, 848, 904, 1376, 1504, 1696, 1808, 2021, 2209, 2279, 2491, 3616, 4042, 4418, 4558, 4859, 4982, 5311, 5989, 8084, 8836, 9116, 9718, 9964, 10622, 11978, 16168, 17672, 18232, 19436, 19928, 21244, 23956, 32336, 35344, 36464, 38872, 39856, 42488, 47912, 64672, 70688, 72928, 77744, 79712, 84976, 94987, 95824, 107113, 117077, 155488, 169952, 189974, 191648, 214226, 228373, 234154, 249617, 257527, 281483, 379948, 428452, 456746, 468308, 499234, 515054, 562966, 759896, 856904, 913492, 936616, 998468, 1030108, 1125932, 1519792, 1713808, 1826984, 1873232, 1996936, 2060216, 2251864, 3039584, 3427616, 3653968, 3746464, 3993872, 4120432, 4503728, 5034311, 7307936, 7987744, 8240864, 9007456, 10068622, 10733531, 12103769, 13229701, 20137244, 21467062, 24207538, 26459402, 40274488, 42934124, 48415076, 52918804, 80548976, 85868248, 96830152, 105837608, 161097952, 171736496, 193660304, 211675216, 343472992, 387320608, 423350432, 568877143, 1137754286, 2275508572, 4551017144, 9102034288, 18204068576]

約数ペア:

[(1, 18204068576), (2, 9102034288), (4, 4551017144), (8, 2275508572), (16, 1137754286), (32, 568877143), (43, 423350432), (47, 387320608), (53, 343472992), (86, 211675216), (94, 193660304), (106, 171736496), (113, 161097952), (172, 105837608), (188, 96830152), (212, 85868248), (226, 80548976), (344, 52918804), (376, 48415076), (424, 42934124), (452, 40274488), (688, 26459402), (752, 24207538), (848, 21467062), (904, 20137244), (1376, 13229701), (1504, 12103769), (1696, 10733531), (1808, 10068622), (2021, 9007456), (2209, 8240864), (2279, 7987744), (2491, 7307936), (3616, 5034311), (4042, 4503728), (4418, 4120432), (4558, 3993872), (4859, 3746464), (4982, 3653968), (5311, 3427616), (5989, 3039584), (8084, 2251864), (8836, 2060216), (9116, 1996936), (9718, 1873232), (9964, 1826984), (10622, 1713808), (11978, 1519792), (16168, 1125932), (17672, 1030108), (18232, 998468), (19436, 936616), (19928, 913492), (21244, 856904), (23956, 759896), (32336, 562966), (35344, 515054), (36464, 499234), (38872, 468308), (39856, 456746), (42488, 428452), (47912, 379948), (64672, 281483), (70688, 257527), (72928, 249617), (77744, 234154), (79712, 228373), (84976, 214226), (94987, 191648), (95824, 189974), (107113, 169952), (117077, 155488)]