2021570398

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{2799959}}^1$

素因数の和:2799999

約数の個数: 12

約数和(自身を含む): 3200354280

約数和(自身を除く): 1178783882

約数列:

[1, 2, 19, 38, 361, 722, 2799959, 5599918, 53199221, 106398442, 1010785199, 2021570398]

約数ペア:

[(1, 2021570398), (2, 1010785199), (19, 106398442), (38, 53199221), (361, 5599918), (722, 2799959)]