18856046

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:344

約数の個数: 32

約数和(自身を含む): 31968000

約数和(自身を除く): 13111954

約数列:

[1, 2, 11, 22, 59, 73, 118, 146, 199, 398, 649, 803, 1298, 1606, 2189, 4307, 4378, 8614, 11741, 14527, 23482, 29054, 47377, 94754, 129151, 159797, 258302, 319594, 857093, 1714186, 9428023, 18856046]

約数ペア:

[(1, 18856046), (2, 9428023), (11, 1714186), (22, 857093), (59, 319594), (73, 258302), (118, 159797), (146, 129151), (199, 94754), (398, 47377), (649, 29054), (803, 23482), (1298, 14527), (1606, 11741), (2189, 8614), (4307, 4378)]