19774183

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{967}}^1$

素因数の和:1015

約数の個数: 18

約数和(自身を含む): 23560152

約数和(自身を除く): 3785969

約数列:

[1, 11, 13, 121, 143, 169, 967, 1573, 1859, 10637, 12571, 20449, 117007, 138281, 163423, 1521091, 1797653, 19774183]

約数ペア:

[(1, 19774183), (11, 1797653), (13, 1521091), (121, 163423), (143, 138281), (169, 117007), (967, 20449), (1573, 12571), (1859, 10637)]