12756866

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{863}}^1$

素因数の和:1273

約数の個数: 16

約数和(自身を含む): 20217600

約数和(自身を除く): 7460734

約数列:

[1, 2, 19, 38, 389, 778, 863, 1726, 7391, 14782, 16397, 32794, 335707, 671414, 6378433, 12756866]

約数ペア:

[(1, 12756866), (2, 6378433), (19, 671414), (38, 335707), (389, 32794), (778, 16397), (863, 14782), (1726, 7391)]