12697738

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{859}}^1$

素因数の和:1269

約数の個数: 16

約数和(自身を含む): 20124000

約数和(自身を除く): 7426262

約数列:

[1, 2, 19, 38, 389, 778, 859, 1718, 7391, 14782, 16321, 32642, 334151, 668302, 6348869, 12697738]

約数ペア:

[(1, 12697738), (2, 6348869), (19, 668302), (38, 334151), (389, 32642), (778, 16321), (859, 14782), (1718, 7391)]