19714059

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{727}}^1$

素因数の和:887

約数の個数: 24

約数和(自身を含む): 29981952

約数和(自身を除く): 10267893

約数列:

[1, 3, 9, 23, 69, 131, 207, 393, 727, 1179, 2181, 3013, 6543, 9039, 16721, 27117, 50163, 95237, 150489, 285711, 857133, 2190451, 6571353, 19714059]

約数ペア:

[(1, 19714059), (3, 6571353), (9, 2190451), (23, 857133), (69, 285711), (131, 150489), (207, 95237), (393, 50163), (727, 27117), (1179, 16721), (2181, 9039), (3013, 6543)]