2019957919

素因数分解:

$7^2\times {\mathrm{317}}^1\times {\mathrm{130043}}^1$

素因数の和:130374

約数の個数: 12

約数和(自身を含む): 2357177544

約数和(自身を除く): 337219625

約数列:

[1, 7, 49, 317, 2219, 15533, 130043, 910301, 6372107, 41223631, 288565417, 2019957919]

約数ペア:

[(1, 2019957919), (7, 288565417), (49, 41223631), (317, 6372107), (2219, 910301), (15533, 130043)]