18786430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{144511}}^1$

素因数の和:144531

約数の個数: 16

約数和(自身を含む): 36417024

約数和(自身を除く): 17630594

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 144511, 289022, 722555, 1445110, 1878643, 3757286, 9393215, 18786430]

約数ペア:

[(1, 18786430), (2, 9393215), (5, 3757286), (10, 1878643), (13, 1445110), (26, 722555), (65, 289022), (130, 144511)]