20395034

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{1187}}^1$

素因数の和:1282

約数の個数: 24

約数和(自身を含む): 34128864

約数和(自身を除く): 13733830

約数列:

[1, 2, 11, 22, 71, 121, 142, 242, 781, 1187, 1562, 2374, 8591, 13057, 17182, 26114, 84277, 143627, 168554, 287254, 927047, 1854094, 10197517, 20395034]

約数ペア:

[(1, 20395034), (2, 10197517), (11, 1854094), (22, 927047), (71, 287254), (121, 168554), (142, 143627), (242, 84277), (781, 26114), (1187, 17182), (1562, 13057), (2374, 8591)]