12728794

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{7307}}^1$

素因数の和:7389

約数の個数: 16

約数和(自身を含む): 20871648

約数和(自身を除く): 8142854

約数列:

[1, 2, 13, 26, 67, 134, 871, 1742, 7307, 14614, 94991, 189982, 489569, 979138, 6364397, 12728794]

約数ペア:

[(1, 12728794), (2, 6364397), (13, 979138), (26, 489569), (67, 189982), (134, 94991), (871, 14614), (1742, 7307)]