19151561

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{673}}^1$

素因数の和:896

約数の個数: 16

約数和(自身を含む): 22646400

約数和(自身を除く): 3494839

約数列:

[1, 11, 13, 143, 199, 673, 2189, 2587, 7403, 8749, 28457, 96239, 133927, 1473197, 1741051, 19151561]

約数ペア:

[(1, 19151561), (11, 1741051), (13, 1473197), (143, 133927), (199, 96239), (673, 28457), (2189, 8749), (2587, 7403)]