122980976

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{187471}}^1$

素因数の和:187520

約数の個数: 20

約数和(自身を含む): 244088544

約数和(自身を除く): 121107568

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 187471, 374942, 749884, 1499768, 2999536, 7686311, 15372622, 30745244, 61490488, 122980976]

約数ペア:

[(1, 122980976), (2, 61490488), (4, 30745244), (8, 15372622), (16, 7686311), (41, 2999536), (82, 1499768), (164, 749884), (328, 374942), (656, 187471)]