20168082704

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{317}}^1\times {\mathrm{457}}^1$

素因数の和:913

約数の個数: 160

約数和(自身を含む): 49411766016

約数和(自身を除く): 29243683312

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 113, 154, 176, 226, 308, 317, 452, 457, 616, 634, 791, 904, 914, 1232, 1243, 1268, 1582, 1808, 1828, 2219, 2486, 2536, 3164, 3199, 3487, 3656, 4438, 4972, 5027, 5072, 6328, 6398, 6974, 7312, 8701, 8876, 9944, 10054, 12656, 12796, 13948, 17402, 17752, 19888, 20108, 24409, 25592, 27896, 34804, 35189, 35504, 35821, 40216, 48818, 51184, 51641, 55792, 69608, 70378, 71642, 80432, 97636, 103282, 139216, 140756, 143284, 144869, 195272, 206564, 250747, 281512, 286568, 289738, 361487, 390544, 394031, 413128, 501494, 563024, 568051, 573136, 579476, 722974, 788062, 826256, 1002988, 1014083, 1136102, 1158952, 1445948, 1576124, 1593559, 2005976, 2028166, 2272204, 2317904, 2758217, 2891896, 3152248, 3187118, 3976357, 4011952, 4056332, 4544408, 5516434, 5783792, 6304496, 6374236, 7952714, 8112664, 9088816, 11032868, 11154913, 12748472, 15905428, 16225328, 16370197, 22065736, 22309826, 25496944, 31810856, 32740394, 44131472, 44619652, 63621712, 65480788, 89239304, 114591379, 130961576, 178478608, 180072167, 229182758, 261923152, 360144334, 458365516, 720288668, 916731032, 1260505169, 1440577336, 1833462064, 2521010338, 2881154672, 5042020676, 10084041352, 20168082704]

約数ペア:

[(1, 20168082704), (2, 10084041352), (4, 5042020676), (7, 2881154672), (8, 2521010338), (11, 1833462064), (14, 1440577336), (16, 1260505169), (22, 916731032), (28, 720288668), (44, 458365516), (56, 360144334), (77, 261923152), (88, 229182758), (112, 180072167), (113, 178478608), (154, 130961576), (176, 114591379), (226, 89239304), (308, 65480788), (317, 63621712), (452, 44619652), (457, 44131472), (616, 32740394), (634, 31810856), (791, 25496944), (904, 22309826), (914, 22065736), (1232, 16370197), (1243, 16225328), (1268, 15905428), (1582, 12748472), (1808, 11154913), (1828, 11032868), (2219, 9088816), (2486, 8112664), (2536, 7952714), (3164, 6374236), (3199, 6304496), (3487, 5783792), (3656, 5516434), (4438, 4544408), (4972, 4056332), (5027, 4011952), (5072, 3976357), (6328, 3187118), (6398, 3152248), (6974, 2891896), (7312, 2758217), (8701, 2317904), (8876, 2272204), (9944, 2028166), (10054, 2005976), (12656, 1593559), (12796, 1576124), (13948, 1445948), (17402, 1158952), (17752, 1136102), (19888, 1014083), (20108, 1002988), (24409, 826256), (25592, 788062), (27896, 722974), (34804, 579476), (35189, 573136), (35504, 568051), (35821, 563024), (40216, 501494), (48818, 413128), (51184, 394031), (51641, 390544), (55792, 361487), (69608, 289738), (70378, 286568), (71642, 281512), (80432, 250747), (97636, 206564), (103282, 195272), (139216, 144869), (140756, 143284)]