19488573

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{4271}}^1$

素因数の和:4306

約数の個数: 24

約数和(自身を含む): 31271040

約数和(自身を除く): 11782467

約数列:

[1, 3, 9, 13, 27, 39, 117, 169, 351, 507, 1521, 4271, 4563, 12813, 38439, 55523, 115317, 166569, 499707, 721799, 1499121, 2165397, 6496191, 19488573]

約数ペア:

[(1, 19488573), (3, 6496191), (9, 2165397), (13, 1499121), (27, 721799), (39, 499707), (117, 166569), (169, 115317), (351, 55523), (507, 38439), (1521, 12813), (4271, 4563)]