19792903

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1249}}^1$

素因数の和:1338

約数の個数: 16

約数和(自身を含む): 22680000

約数和(自身を除く): 2887097

約数列:

[1, 13, 23, 53, 299, 689, 1219, 1249, 15847, 16237, 28727, 66197, 373451, 860561, 1522531, 19792903]

約数ペア:

[(1, 19792903), (13, 1522531), (23, 860561), (53, 373451), (299, 66197), (689, 28727), (1219, 16237), (1249, 15847)]