19220341

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{3851}}^1$

素因数の和:3912

約数の個数: 16

約数和(自身を含む): 23666688

約数和(自身を除く): 4446347

約数列:

[1, 7, 23, 31, 161, 217, 713, 3851, 4991, 26957, 88573, 119381, 620011, 835667, 2745763, 19220341]

約数ペア:

[(1, 19220341), (7, 2745763), (23, 835667), (31, 620011), (161, 119381), (217, 88573), (713, 26957), (3851, 4991)]