19814463

素因数分解:

$3^5\times {\mathrm{73}}^1\times {\mathrm{1117}}^1$

素因数の和:1205

約数の個数: 24

約数和(自身を含む): 30114448

約数和(自身を除く): 10299985

約数列:

[1, 3, 9, 27, 73, 81, 219, 243, 657, 1117, 1971, 3351, 5913, 10053, 17739, 30159, 81541, 90477, 244623, 271431, 733869, 2201607, 6604821, 19814463]

約数ペア:

[(1, 19814463), (3, 6604821), (9, 2201607), (27, 733869), (73, 271431), (81, 244623), (219, 90477), (243, 81541), (657, 30159), (1117, 17739), (1971, 10053), (3351, 5913)]