12689842

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{5711}}^1$

素因数の和:5825

約数の個数: 16

約数和(自身を含む): 20974464

約数和(自身を除く): 8284622

約数列:

[1, 2, 11, 22, 101, 202, 1111, 2222, 5711, 11422, 62821, 125642, 576811, 1153622, 6344921, 12689842]

約数ペア:

[(1, 12689842), (2, 6344921), (11, 1153622), (22, 576811), (101, 125642), (202, 62821), (1111, 11422), (2222, 5711)]