20191255

素因数分解:

$5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{2053}}^1$

素因数の和:2346

約数の個数: 16

約数和(自身を含む): 27802944

約数和(自身を除く): 7611689

約数列:

[1, 5, 7, 35, 281, 1405, 1967, 2053, 9835, 10265, 14371, 71855, 576893, 2884465, 4038251, 20191255]

約数ペア:

[(1, 20191255), (5, 4038251), (7, 2884465), (35, 576893), (281, 71855), (1405, 14371), (1967, 10265), (2053, 9835)]