18822478768

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{809}}^1\times {\mathrm{1223}}^1$

素因数の和:2110

約数の個数: 80

約数和(自身を含む): 38725646400

約数和(自身を除く): 19903167632

約数列:

[1, 2, 4, 8, 16, 29, 41, 58, 82, 116, 164, 232, 328, 464, 656, 809, 1189, 1223, 1618, 2378, 2446, 3236, 4756, 4892, 6472, 9512, 9784, 12944, 19024, 19568, 23461, 33169, 35467, 46922, 50143, 66338, 70934, 93844, 100286, 132676, 141868, 187688, 200572, 265352, 283736, 375376, 401144, 530704, 567472, 802288, 961901, 989407, 1454147, 1923802, 1978814, 2908294, 3847604, 3957628, 5816588, 7695208, 7915256, 11633176, 15390416, 15830512, 23266352, 28692803, 40565687, 57385606, 81131374, 114771212, 162262748, 229542424, 324525496, 459084848, 649050992, 1176404923, 2352809846, 4705619692, 9411239384, 18822478768]

約数ペア:

[(1, 18822478768), (2, 9411239384), (4, 4705619692), (8, 2352809846), (16, 1176404923), (29, 649050992), (41, 459084848), (58, 324525496), (82, 229542424), (116, 162262748), (164, 114771212), (232, 81131374), (328, 57385606), (464, 40565687), (656, 28692803), (809, 23266352), (1189, 15830512), (1223, 15390416), (1618, 11633176), (2378, 7915256), (2446, 7695208), (3236, 5816588), (4756, 3957628), (4892, 3847604), (6472, 2908294), (9512, 1978814), (9784, 1923802), (12944, 1454147), (19024, 989407), (19568, 961901), (23461, 802288), (33169, 567472), (35467, 530704), (46922, 401144), (50143, 375376), (66338, 283736), (70934, 265352), (93844, 200572), (100286, 187688), (132676, 141868)]