18820934

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{2383}}^1$

素因数の和:2755

約数の個数: 16

約数和(自身を含む): 30896640

約数和(自身を除く): 12075706

約数列:

[1, 2, 11, 22, 359, 718, 2383, 3949, 4766, 7898, 26213, 52426, 855497, 1710994, 9410467, 18820934]

約数ペア:

[(1, 18820934), (2, 9410467), (11, 1710994), (22, 855497), (359, 52426), (718, 26213), (2383, 7898), (3949, 4766)]