19482489

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{12809}}^1$

素因数の和:12841

約数の個数: 18

約数和(自身を含む): 30474990

約数和(自身を除く): 10992501

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 12809, 38427, 115281, 166517, 499551, 1498653, 2164721, 6494163, 19482489]

約数ペア:

[(1, 19482489), (3, 6494163), (9, 2164721), (13, 1498653), (39, 499551), (117, 166517), (169, 115281), (507, 38427), (1521, 12809)]