18711319

素因数分解:

${\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{2621}}^1$

素因数の和:2702

約数の個数: 12

約数和(自身を含む): 20923560

約数和(自身を除く): 2212241

約数列:

[1, 11, 59, 121, 649, 2621, 7139, 28831, 154639, 317141, 1701029, 18711319]

約数ペア:

[(1, 18711319), (11, 1701029), (59, 317141), (121, 154639), (649, 28831), (2621, 7139)]