2019922156

素因数分解:

$2^2\times 7^1\times {\mathrm{72140077}}^1$

素因数の和:72140088

約数の個数: 12

約数和(自身を含む): 4039844368

約数和(自身を除く): 2019922212

約数列:

[1, 2, 4, 7, 14, 28, 72140077, 144280154, 288560308, 504980539, 1009961078, 2019922156]

約数ペア:

[(1, 2019922156), (2, 1009961078), (4, 504980539), (7, 288560308), (14, 144280154), (28, 72140077)]