18794673

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{13649}}^1$

素因数の和:13678

約数の個数: 20

約数和(自身を含む): 29729700

約数和(自身を除く): 10935027

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 13649, 40947, 122841, 232033, 368523, 696099, 1105569, 2088297, 6264891, 18794673]

約数ペア:

[(1, 18794673), (3, 6264891), (9, 2088297), (17, 1105569), (27, 696099), (51, 368523), (81, 232033), (153, 122841), (459, 40947), (1377, 13649)]