19680786

素因数分解:

$2^1\times 3^3\times {\mathrm{364459}}^1$

素因数の和:364470

約数の個数: 16

約数和(自身を含む): 43735200

約数和(自身を除く): 24054414

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 364459, 728918, 1093377, 2186754, 3280131, 6560262, 9840393, 19680786]

約数ペア:

[(1, 19680786), (2, 9840393), (3, 6560262), (6, 3280131), (9, 2186754), (18, 1093377), (27, 728918), (54, 364459)]