18163974

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{3061}}^1$

素因数の和:3132

約数の個数: 32

約数和(自身を含む): 38801664

約数和(自身を除く): 20637690

約数列:

[1, 2, 3, 6, 23, 43, 46, 69, 86, 129, 138, 258, 989, 1978, 2967, 3061, 5934, 6122, 9183, 18366, 70403, 131623, 140806, 211209, 263246, 394869, 422418, 789738, 3027329, 6054658, 9081987, 18163974]

約数ペア:

[(1, 18163974), (2, 9081987), (3, 6054658), (6, 3027329), (23, 789738), (43, 422418), (46, 394869), (69, 263246), (86, 211209), (129, 140806), (138, 131623), (258, 70403), (989, 18366), (1978, 9183), (2967, 6122), (3061, 5934)]