19928335

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{33493}}^1$

素因数の和:33522

約数の個数: 16

約数和(自身を含む): 28938816

約数和(自身を除く): 9010481

約数列:

[1, 5, 7, 17, 35, 85, 119, 595, 33493, 167465, 234451, 569381, 1172255, 2846905, 3985667, 19928335]

約数ペア:

[(1, 19928335), (5, 3985667), (7, 2846905), (17, 1172255), (35, 569381), (85, 234451), (119, 167465), (595, 33493)]