19786149

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^2$

素因数の和:162

約数の個数: 36

約数和(自身を含む): 31007340

約数和(自身を除く): 11221191

約数列:

[1, 3, 9, 29, 41, 43, 87, 123, 129, 261, 369, 387, 1189, 1247, 1763, 1849, 3567, 3741, 5289, 5547, 10701, 11223, 15867, 16641, 51127, 53621, 75809, 153381, 160863, 227427, 460143, 482589, 682281, 2198461, 6595383, 19786149]

約数ペア:

[(1, 19786149), (3, 6595383), (9, 2198461), (29, 682281), (41, 482589), (43, 460143), (87, 227427), (123, 160863), (129, 153381), (261, 75809), (369, 53621), (387, 51127), (1189, 16641), (1247, 15867), (1763, 11223), (1849, 10701), (3567, 5547), (3741, 5289)]