20655866

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{134129}}^1$

素因数の和:134149

約数の個数: 16

約数和(自身を含む): 38629440

約数和(自身を除く): 17973574

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 134129, 268258, 938903, 1475419, 1877806, 2950838, 10327933, 20655866]

約数ペア:

[(1, 20655866), (2, 10327933), (7, 2950838), (11, 1877806), (14, 1475419), (22, 938903), (77, 268258), (154, 134129)]