18647874297

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{53127847}}^1$

素因数の和:53127869

約数の個数: 16

約数和(自身を含む): 29751594880

約数和(自身を除く): 11103720583

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 53127847, 159383541, 478150623, 690662011, 1434451869, 2071986033, 6215958099, 18647874297]

約数ペア:

[(1, 18647874297), (3, 6215958099), (9, 2071986033), (13, 1434451869), (27, 690662011), (39, 478150623), (117, 159383541), (351, 53127847)]