19160713

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{937}}^1$

素因数の和:985

約数の個数: 18

約数和(自身を含む): 22829982

約数和(自身を除く): 3669269

約数列:

[1, 11, 13, 121, 143, 169, 937, 1573, 1859, 10307, 12181, 20449, 113377, 133991, 158353, 1473901, 1741883, 19160713]

約数ペア:

[(1, 19160713), (11, 1741883), (13, 1473901), (121, 158353), (143, 133991), (169, 113377), (937, 20449), (1573, 12181), (1859, 10307)]