20151749211

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{181}}^1\times {\mathrm{22643}}^1$

素因数の和:22987

約数の個数: 32

約数和(自身を含む): 29672697600

約数和(自身を除く): 9520948389

約数列:

[1, 3, 11, 33, 149, 181, 447, 543, 1639, 1991, 4917, 5973, 22643, 26969, 67929, 80907, 249073, 296659, 747219, 889977, 3373807, 4098383, 10121421, 12295149, 37111877, 45082213, 111335631, 135246639, 610659067, 1831977201, 6717249737, 20151749211]

約数ペア:

[(1, 20151749211), (3, 6717249737), (11, 1831977201), (33, 610659067), (149, 135246639), (181, 111335631), (447, 45082213), (543, 37111877), (1639, 12295149), (1991, 10121421), (4917, 4098383), (5973, 3373807), (22643, 889977), (26969, 747219), (67929, 296659), (80907, 249073)]