20168457984

素因数分解:

$2^8\times 3^2\times {\mathrm{313}}^1\times {\mathrm{27967}}^1$

素因数の和:28302

約数の個数: 108

約数和(自身を含む): 58338507136

約数和(自身を除く): 38170049152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 313, 384, 576, 626, 768, 939, 1152, 1252, 1878, 2304, 2504, 2817, 3756, 5008, 5634, 7512, 10016, 11268, 15024, 20032, 22536, 27967, 30048, 40064, 45072, 55934, 60096, 80128, 83901, 90144, 111868, 120192, 167802, 180288, 223736, 240384, 251703, 335604, 360576, 447472, 503406, 671208, 721152, 894944, 1006812, 1342416, 1789888, 2013624, 2684832, 3579776, 4027248, 5369664, 7159552, 8054496, 8753671, 10739328, 16108992, 17507342, 21478656, 26261013, 32217984, 35014684, 52522026, 64435968, 70029368, 78783039, 105044052, 140058736, 157566078, 210088104, 280117472, 315132156, 420176208, 560234944, 630264312, 840352416, 1120469888, 1260528624, 1680704832, 2240939776, 2521057248, 3361409664, 5042114496, 6722819328, 10084228992, 20168457984]

約数ペア:

[(1, 20168457984), (2, 10084228992), (3, 6722819328), (4, 5042114496), (6, 3361409664), (8, 2521057248), (9, 2240939776), (12, 1680704832), (16, 1260528624), (18, 1120469888), (24, 840352416), (32, 630264312), (36, 560234944), (48, 420176208), (64, 315132156), (72, 280117472), (96, 210088104), (128, 157566078), (144, 140058736), (192, 105044052), (256, 78783039), (288, 70029368), (313, 64435968), (384, 52522026), (576, 35014684), (626, 32217984), (768, 26261013), (939, 21478656), (1152, 17507342), (1252, 16108992), (1878, 10739328), (2304, 8753671), (2504, 8054496), (2817, 7159552), (3756, 5369664), (5008, 4027248), (5634, 3579776), (7512, 2684832), (10016, 2013624), (11268, 1789888), (15024, 1342416), (20032, 1006812), (22536, 894944), (27967, 721152), (30048, 671208), (40064, 503406), (45072, 447472), (55934, 360576), (60096, 335604), (80128, 251703), (83901, 240384), (90144, 223736), (111868, 180288), (120192, 167802)]