19182416

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{108991}}^1$

素因数の和:109010

約数の個数: 20

約数和(自身を含む): 40545024

約数和(自身を除く): 21362608

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 108991, 217982, 435964, 871928, 1198901, 1743856, 2397802, 4795604, 9591208, 19182416]

約数ペア:

[(1, 19182416), (2, 9591208), (4, 4795604), (8, 2397802), (11, 1743856), (16, 1198901), (22, 871928), (44, 435964), (88, 217982), (176, 108991)]