20339429

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{4729}}^1$

素因数の和:4780

約数の個数: 16

約数和(自身を含む): 24520320

約数和(自身を除く): 4180891

約数列:

[1, 11, 17, 23, 187, 253, 391, 4301, 4729, 52019, 80393, 108767, 884323, 1196437, 1849039, 20339429]

約数ペア:

[(1, 20339429), (11, 1849039), (17, 1196437), (23, 884323), (187, 108767), (253, 80393), (391, 52019), (4301, 4729)]