19491043

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{12391}}^1$

素因数の和:12426

約数の個数: 12

約数和(自身を含む): 23073904

約数和(自身を除く): 3582861

約数列:

[1, 11, 13, 121, 143, 1573, 12391, 136301, 161083, 1499311, 1771913, 19491043]

約数ペア:

[(1, 19491043), (11, 1771913), (13, 1499311), (121, 161083), (143, 136301), (1573, 12391)]