19908031

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{10709}}^1$

素因数の和:10746

約数の個数: 12

約数和(自身を含む): 23519160

約数和(自身を除く): 3611129

約数列:

[1, 11, 13, 143, 169, 1859, 10709, 117799, 139217, 1531387, 1809821, 19908031]

約数ペア:

[(1, 19908031), (11, 1809821), (13, 1531387), (143, 139217), (169, 117799), (1859, 10709)]