19718166

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{5879}}^1$

素因数の和:5940

約数の個数: 32

約数和(自身を含む): 43464960

約数和(自身を除く): 23746794

約数列:

[1, 2, 3, 6, 13, 26, 39, 43, 78, 86, 129, 258, 559, 1118, 1677, 3354, 5879, 11758, 17637, 35274, 76427, 152854, 229281, 252797, 458562, 505594, 758391, 1516782, 3286361, 6572722, 9859083, 19718166]

約数ペア:

[(1, 19718166), (2, 9859083), (3, 6572722), (6, 3286361), (13, 1516782), (26, 758391), (39, 505594), (43, 458562), (78, 252797), (86, 229281), (129, 152854), (258, 76427), (559, 35274), (1118, 17637), (1677, 11758), (3354, 5879)]