19112620

素因数分解:

$2^2\times 5^1\times {\mathrm{433}}^1\times {\mathrm{2207}}^1$

素因数の和:2649

約数の個数: 24

約数和(自身を含む): 40247424

約数和(自身を除く): 21134804

約数列:

[1, 2, 4, 5, 10, 20, 433, 866, 1732, 2165, 2207, 4330, 4414, 8660, 8828, 11035, 22070, 44140, 955631, 1911262, 3822524, 4778155, 9556310, 19112620]

約数ペア:

[(1, 19112620), (2, 9556310), (4, 4778155), (5, 3822524), (10, 1911262), (20, 955631), (433, 44140), (866, 22070), (1732, 11035), (2165, 8828), (2207, 8660), (4330, 4414)]