20171105416

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{155191}}^1$

素因数の和:155426

約数の個数: 64

約数和(自身を含む): 47377013760

約数和(自身を除く): 27205908344

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 211, 308, 422, 616, 844, 1477, 1688, 2321, 2954, 4642, 5908, 9284, 11816, 16247, 18568, 32494, 64988, 129976, 155191, 310382, 620764, 1086337, 1241528, 1707101, 2172674, 3414202, 4345348, 6828404, 8690696, 11949707, 13656808, 23899414, 32745301, 47798828, 65490602, 95597656, 130981204, 229217107, 261962408, 360198311, 458434214, 720396622, 916868428, 1440793244, 1833736856, 2521388177, 2881586488, 5042776354, 10085552708, 20171105416]

約数ペア:

[(1, 20171105416), (2, 10085552708), (4, 5042776354), (7, 2881586488), (8, 2521388177), (11, 1833736856), (14, 1440793244), (22, 916868428), (28, 720396622), (44, 458434214), (56, 360198311), (77, 261962408), (88, 229217107), (154, 130981204), (211, 95597656), (308, 65490602), (422, 47798828), (616, 32745301), (844, 23899414), (1477, 13656808), (1688, 11949707), (2321, 8690696), (2954, 6828404), (4642, 4345348), (5908, 3414202), (9284, 2172674), (11816, 1707101), (16247, 1241528), (18568, 1086337), (32494, 620764), (64988, 310382), (129976, 155191)]