19006822121

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{20415491}}^1$

素因数の和:20415524

約数の個数: 12

約数和(自身を含む): 23273660880

約数和(自身を除く): 4266838759

約数列:

[1, 7, 19, 49, 133, 931, 20415491, 142908437, 387894329, 1000359059, 2715260303, 19006822121]

約数ペア:

[(1, 19006822121), (7, 2715260303), (19, 1000359059), (49, 387894329), (133, 142908437), (931, 20415491)]