12839782

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{4759}}^1$

素因数の和:4851

約数の個数: 16

約数和(自身を含む): 20563200

約数和(自身を除く): 7723418

約数列:

[1, 2, 19, 38, 71, 142, 1349, 2698, 4759, 9518, 90421, 180842, 337889, 675778, 6419891, 12839782]

約数ペア:

[(1, 12839782), (2, 6419891), (19, 675778), (38, 337889), (71, 180842), (142, 90421), (1349, 9518), (2698, 4759)]