19552984

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{222193}}^1$

素因数の和:222210

約数の個数: 16

約数和(自身を含む): 39994920

約数和(自身を除く): 20441936

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 222193, 444386, 888772, 1777544, 2444123, 4888246, 9776492, 19552984]

約数ペア:

[(1, 19552984), (2, 9776492), (4, 4888246), (8, 2444123), (11, 1777544), (22, 888772), (44, 444386), (88, 222193)]