20510496

素因数分解:

$2^5\times 3^4\times {\mathrm{41}}^1\times {\mathrm{193}}^1$

素因数の和:256

約数の個数: 120

約数和(自身を含む): 62112204

約数和(自身を除く): 41601708

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 41, 48, 54, 72, 81, 82, 96, 108, 123, 144, 162, 164, 193, 216, 246, 288, 324, 328, 369, 386, 432, 492, 579, 648, 656, 738, 772, 864, 984, 1107, 1158, 1296, 1312, 1476, 1544, 1737, 1968, 2214, 2316, 2592, 2952, 3088, 3321, 3474, 3936, 4428, 4632, 5211, 5904, 6176, 6642, 6948, 7913, 8856, 9264, 10422, 11808, 13284, 13896, 15633, 15826, 17712, 18528, 20844, 23739, 26568, 27792, 31266, 31652, 35424, 41688, 47478, 53136, 55584, 62532, 63304, 71217, 83376, 94956, 106272, 125064, 126608, 142434, 166752, 189912, 213651, 250128, 253216, 284868, 379824, 427302, 500256, 569736, 640953, 759648, 854604, 1139472, 1281906, 1709208, 2278944, 2563812, 3418416, 5127624, 6836832, 10255248, 20510496]

約数ペア:

[(1, 20510496), (2, 10255248), (3, 6836832), (4, 5127624), (6, 3418416), (8, 2563812), (9, 2278944), (12, 1709208), (16, 1281906), (18, 1139472), (24, 854604), (27, 759648), (32, 640953), (36, 569736), (41, 500256), (48, 427302), (54, 379824), (72, 284868), (81, 253216), (82, 250128), (96, 213651), (108, 189912), (123, 166752), (144, 142434), (162, 126608), (164, 125064), (193, 106272), (216, 94956), (246, 83376), (288, 71217), (324, 63304), (328, 62532), (369, 55584), (386, 53136), (432, 47478), (492, 41688), (579, 35424), (648, 31652), (656, 31266), (738, 27792), (772, 26568), (864, 23739), (984, 20844), (1107, 18528), (1158, 17712), (1296, 15826), (1312, 15633), (1476, 13896), (1544, 13284), (1737, 11808), (1968, 10422), (2214, 9264), (2316, 8856), (2592, 7913), (2952, 6948), (3088, 6642), (3321, 6176), (3474, 5904), (3936, 5211), (4428, 4632)]