19540833

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{7057}}^1$

素因数の和:7144

約数の個数: 16

約数和(自身を含む): 28457856

約数和(自身を除く): 8917023

約数列:

[1, 3, 13, 39, 71, 213, 923, 2769, 7057, 21171, 91741, 275223, 501047, 1503141, 6513611, 19540833]

約数ペア:

[(1, 19540833), (3, 6513611), (13, 1503141), (39, 501047), (71, 275223), (213, 91741), (923, 21171), (2769, 7057)]