20164186

素因数分解:

$2^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:203

約数の個数: 48

約数和(自身を含む): 37116576

約数和(自身を除く): 16952390

約数列:

[1, 2, 7, 14, 37, 49, 67, 74, 83, 98, 134, 166, 259, 469, 518, 581, 938, 1162, 1813, 2479, 3071, 3283, 3626, 4067, 4958, 5561, 6142, 6566, 8134, 11122, 17353, 21497, 34706, 38927, 42994, 77854, 121471, 150479, 205757, 242942, 272489, 300958, 411514, 544978, 1440299, 2880598, 10082093, 20164186]

約数ペア:

[(1, 20164186), (2, 10082093), (7, 2880598), (14, 1440299), (37, 544978), (49, 411514), (67, 300958), (74, 272489), (83, 242942), (98, 205757), (134, 150479), (166, 121471), (259, 77854), (469, 42994), (518, 38927), (581, 34706), (938, 21497), (1162, 17353), (1813, 11122), (2479, 8134), (3071, 6566), (3283, 6142), (3626, 5561), (4067, 4958)]