4998889208

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{220721}}^1$

素因数の和:220895

約数の個数: 32

約数和(自身を含む): 9932490000

約数和(自身を除く): 4933600792

約数列:

[1, 2, 4, 8, 19, 38, 76, 149, 152, 298, 596, 1192, 2831, 5662, 11324, 22648, 220721, 441442, 882884, 1765768, 4193699, 8387398, 16774796, 32887429, 33549592, 65774858, 131549716, 263099432, 624861151, 1249722302, 2499444604, 4998889208]

約数ペア:

[(1, 4998889208), (2, 2499444604), (4, 1249722302), (8, 624861151), (19, 263099432), (38, 131549716), (76, 65774858), (149, 33549592), (152, 32887429), (298, 16774796), (596, 8387398), (1192, 4193699), (2831, 1765768), (5662, 882884), (11324, 441442), (22648, 220721)]