20750774

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{4513}}^1$

素因数の和:4556

約数の個数: 24

約数和(自身を含む): 36021720

約数和(自身を除く): 15270946

約数列:

[1, 2, 11, 19, 22, 38, 121, 209, 242, 418, 2299, 4513, 4598, 9026, 49643, 85747, 99286, 171494, 546073, 943217, 1092146, 1886434, 10375387, 20750774]

約数ペア:

[(1, 20750774), (2, 10375387), (11, 1886434), (19, 1092146), (22, 943217), (38, 546073), (121, 171494), (209, 99286), (242, 85747), (418, 49643), (2299, 9026), (4513, 4598)]