18966530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{172423}}^1$

素因数の和:172441

約数の個数: 16

約数和(自身を含む): 37243584

約数和(自身を除く): 18277054

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 172423, 344846, 862115, 1724230, 1896653, 3793306, 9483265, 18966530]

約数ペア:

[(1, 18966530), (2, 9483265), (5, 3793306), (10, 1896653), (11, 1724230), (22, 862115), (55, 344846), (110, 172423)]