19606774

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{21737}}^1$

素因数の和:21791

約数の個数: 16

約数和(自身を含む): 32867856

約数和(自身を除く): 13261082

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 21737, 43474, 239107, 478214, 891217, 1782434, 9803387, 19606774]

約数ペア:

[(1, 19606774), (2, 9803387), (11, 1782434), (22, 891217), (41, 478214), (82, 239107), (451, 43474), (902, 21737)]