20888928018

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{165785143}}^1$

素因数の和:165785158

約数の個数: 24

約数和(自身を含む): 51724964928

約数和(自身を除く): 30836036910

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 165785143, 331570286, 497355429, 994710858, 1160496001, 1492066287, 2320992002, 2984132574, 3481488003, 6962976006, 10444464009, 20888928018]

約数ペア:

[(1, 20888928018), (2, 10444464009), (3, 6962976006), (6, 3481488003), (7, 2984132574), (9, 2320992002), (14, 1492066287), (18, 1160496001), (21, 994710858), (42, 497355429), (63, 331570286), (126, 165785143)]