19303702

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{21401}}^1$

素因数の和:21455

約数の個数: 16

約数和(自身を含む): 32359824

約数和(自身を除く): 13056122

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 21401, 42802, 235411, 470822, 877441, 1754882, 9651851, 19303702]

約数ペア:

[(1, 19303702), (2, 9651851), (11, 1754882), (22, 877441), (41, 470822), (82, 235411), (451, 42802), (902, 21401)]