19030775

素因数分解:

$5^2\times {\mathrm{23}}^2\times {\mathrm{1439}}^1$

素因数の和:1495

約数の個数: 18

約数和(自身を含む): 24685920

約数和(自身を除く): 5655145

約数列:

[1, 5, 23, 25, 115, 529, 575, 1439, 2645, 7195, 13225, 33097, 35975, 165485, 761231, 827425, 3806155, 19030775]

約数ペア:

[(1, 19030775), (5, 3806155), (23, 827425), (25, 761231), (115, 165485), (529, 35975), (575, 33097), (1439, 13225), (2645, 7195)]