18700664976

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{2650321}}^1$

素因数の和:2650349

約数の個数: 90

約数和(自身を含む): 60880546662

約数和(自身を除く): 42179881686

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 84, 98, 112, 126, 144, 147, 168, 196, 252, 294, 336, 392, 441, 504, 588, 784, 882, 1008, 1176, 1764, 2352, 3528, 7056, 2650321, 5300642, 7950963, 10601284, 15901926, 18552247, 21202568, 23852889, 31803852, 37104494, 42405136, 47705778, 55656741, 63607704, 74208988, 95411556, 111313482, 127215408, 129865729, 148417976, 166970223, 190823112, 222626964, 259731458, 296835952, 333940446, 381646224, 389597187, 445253928, 519462916, 667880892, 779194374, 890507856, 1038925832, 1168791561, 1335761784, 1558388748, 2077851664, 2337583122, 2671523568, 3116777496, 4675166244, 6233554992, 9350332488, 18700664976]

約数ペア:

[(1, 18700664976), (2, 9350332488), (3, 6233554992), (4, 4675166244), (6, 3116777496), (7, 2671523568), (8, 2337583122), (9, 2077851664), (12, 1558388748), (14, 1335761784), (16, 1168791561), (18, 1038925832), (21, 890507856), (24, 779194374), (28, 667880892), (36, 519462916), (42, 445253928), (48, 389597187), (49, 381646224), (56, 333940446), (63, 296835952), (72, 259731458), (84, 222626964), (98, 190823112), (112, 166970223), (126, 148417976), (144, 129865729), (147, 127215408), (168, 111313482), (196, 95411556), (252, 74208988), (294, 63607704), (336, 55656741), (392, 47705778), (441, 42405136), (504, 37104494), (588, 31803852), (784, 23852889), (882, 21202568), (1008, 18552247), (1176, 15901926), (1764, 10601284), (2352, 7950963), (3528, 5300642), (7056, 2650321)]