18888926

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71011}}^1$

素因数の和:71039

約数の個数: 16

約数和(自身を含む): 34085760

約数和(自身を除く): 15196834

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 71011, 142022, 497077, 994154, 1349209, 2698418, 9444463, 18888926]

約数ペア:

[(1, 18888926), (2, 9444463), (7, 2698418), (14, 1349209), (19, 994154), (38, 497077), (133, 142022), (266, 71011)]