18789014

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1\times {\mathrm{431}}^1$

素因数の和:811

約数の個数: 16

約数和(自身を含む): 28740096

約数和(自身を除く): 9951082

約数列:

[1, 2, 71, 142, 307, 431, 614, 862, 21797, 30601, 43594, 61202, 132317, 264634, 9394507, 18789014]

約数ペア:

[(1, 18789014), (2, 9394507), (71, 264634), (142, 132317), (307, 61202), (431, 43594), (614, 30601), (862, 21797)]