18924651

素因数分解:

$3^3\times {\mathrm{127}}^1\times {\mathrm{5519}}^1$

素因数の和:5655

約数の個数: 16

約数和(自身を含む): 28262400

約数和(自身を除く): 9337749

約数列:

[1, 3, 9, 27, 127, 381, 1143, 3429, 5519, 16557, 49671, 149013, 700913, 2102739, 6308217, 18924651]

約数ペア:

[(1, 18924651), (3, 6308217), (9, 2102739), (27, 700913), (127, 149013), (381, 49671), (1143, 16557), (3429, 5519)]