18126493

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{1559}}^1$

素因数の和:1728

約数の個数: 16

約数和(自身を含む): 22763520

約数和(自身を除く): 4637027

約数列:

[1, 7, 11, 77, 151, 1057, 1559, 1661, 10913, 11627, 17149, 120043, 235409, 1647863, 2589499, 18126493]

約数ペア:

[(1, 18126493), (7, 2589499), (11, 1647863), (77, 235409), (151, 120043), (1057, 17149), (1559, 11627), (1661, 10913)]