19069085

素因数分解:

$5^1\times 7^3\times {\mathrm{11119}}^1$

素因数の和:11145

約数の個数: 16

約数和(自身を含む): 26688000

約数和(自身を除く): 7618915

約数列:

[1, 5, 7, 35, 49, 245, 343, 1715, 11119, 55595, 77833, 389165, 544831, 2724155, 3813817, 19069085]

約数ペア:

[(1, 19069085), (5, 3813817), (7, 2724155), (35, 544831), (49, 389165), (245, 77833), (343, 55595), (1715, 11119)]