18117530

素因数分解:

$2^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{4127}}^1$

素因数の和:4573

約数の個数: 16

約数和(自身を含む): 32693760

約数和(自身を除く): 14576230

約数列:

[1, 2, 5, 10, 439, 878, 2195, 4127, 4390, 8254, 20635, 41270, 1811753, 3623506, 9058765, 18117530]

約数ペア:

[(1, 18117530), (2, 9058765), (5, 3623506), (10, 1811753), (439, 41270), (878, 20635), (2195, 8254), (4127, 4390)]