12786686918

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{19793633}}^1$

素因数の和:19793671

約数の個数: 16

約数和(自身を含む): 21377124720

約数和(自身を除く): 8590437802

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 19793633, 39587266, 336491761, 376079027, 672983522, 752158054, 6393343459, 12786686918]

約数ペア:

[(1, 12786686918), (2, 6393343459), (17, 752158054), (19, 672983522), (34, 376079027), (38, 336491761), (323, 39587266), (646, 19793633)]