18488890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{264127}}^1$

素因数の和:264141

約数の個数: 16

約数和(自身を含む): 38034432

約数和(自身を除く): 19545542

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 264127, 528254, 1320635, 1848889, 2641270, 3697778, 9244445, 18488890]

約数ペア:

[(1, 18488890), (2, 9244445), (5, 3697778), (7, 2641270), (10, 1848889), (14, 1320635), (35, 528254), (70, 264127)]