12728464

素因数分解:

$2^4\times 7^1\times {\mathrm{113647}}^1$

素因数の和:113662

約数の個数: 20

約数和(自身を含む): 28184704

約数和(自身を除く): 15456240

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 113647, 227294, 454588, 795529, 909176, 1591058, 1818352, 3182116, 6364232, 12728464]

約数ペア:

[(1, 12728464), (2, 6364232), (4, 3182116), (7, 1818352), (8, 1591058), (14, 909176), (16, 795529), (28, 454588), (56, 227294), (112, 113647)]