12728368

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{19403}}^1$

素因数の和:19452

約数の個数: 20

約数和(自身を含む): 25264008

約数和(自身を除く): 12535640

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 19403, 38806, 77612, 155224, 310448, 795523, 1591046, 3182092, 6364184, 12728368]

約数ペア:

[(1, 12728368), (2, 6364184), (4, 3182092), (8, 1591046), (16, 795523), (41, 310448), (82, 155224), (164, 77612), (328, 38806), (656, 19403)]