20188893321

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{52167683}}^1$

素因数の和:52167732

約数の個数: 12

約数和(自身を含む): 29839915248

約数和(自身を除く): 9651021927

約数列:

[1, 3, 9, 43, 129, 387, 52167683, 156503049, 469509147, 2243210369, 6729631107, 20188893321]

約数ペア:

[(1, 20188893321), (3, 6729631107), (9, 2243210369), (43, 469509147), (129, 156503049), (387, 52167683)]