20831734

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{135271}}^1$

素因数の和:135291

約数の個数: 16

約数和(自身を含む): 38958336

約数和(自身を除く): 18126602

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 135271, 270542, 946897, 1487981, 1893794, 2975962, 10415867, 20831734]

約数ペア:

[(1, 20831734), (2, 10415867), (7, 2975962), (11, 1893794), (14, 1487981), (22, 946897), (77, 270542), (154, 135271)]