20857034

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{7237}}^1$

素因数の和:7381

約数の個数: 16

約数和(自身を含む): 34394976

約数和(自身を除く): 13537942

約数列:

[1, 2, 11, 22, 131, 262, 1441, 2882, 7237, 14474, 79607, 159214, 948047, 1896094, 10428517, 20857034]

約数ペア:

[(1, 20857034), (2, 10428517), (11, 1896094), (22, 948047), (131, 159214), (262, 79607), (1441, 14474), (2882, 7237)]