19995084

素因数分解:

$2^2\times 3^2\times {\mathrm{555419}}^1$

素因数の和:555429

約数の個数: 18

約数和(自身を含む): 50543220

約数和(自身を除く): 30548136

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 555419, 1110838, 1666257, 2221676, 3332514, 4998771, 6665028, 9997542, 19995084]

約数ペア:

[(1, 19995084), (2, 9997542), (3, 6665028), (4, 4998771), (6, 3332514), (9, 2221676), (12, 1666257), (18, 1110838), (36, 555419)]