19471683

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:208

約数の個数: 48

約数和(自身を含む): 33367040

約数和(自身を除く): 13895357

約数列:

[1, 3, 7, 11, 21, 33, 77, 79, 97, 121, 231, 237, 291, 363, 553, 679, 847, 869, 1067, 1659, 2037, 2541, 2607, 3201, 6083, 7469, 7663, 9559, 11737, 18249, 22407, 22989, 28677, 35211, 53641, 66913, 82159, 84293, 160923, 200739, 246477, 252879, 590051, 927223, 1770153, 2781669, 6490561, 19471683]

約数ペア:

[(1, 19471683), (3, 6490561), (7, 2781669), (11, 1770153), (21, 927223), (33, 590051), (77, 252879), (79, 246477), (97, 200739), (121, 160923), (231, 84293), (237, 82159), (291, 66913), (363, 53641), (553, 35211), (679, 28677), (847, 22989), (869, 22407), (1067, 18249), (1659, 11737), (2037, 9559), (2541, 7663), (2607, 7469), (3201, 6083)]