18820241

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{5297}}^1$

素因数の和:5344

約数の個数: 16

約数和(自身を含む): 22887360

約数和(自身を除く): 4067119

約数列:

[1, 11, 17, 19, 187, 209, 323, 3553, 5297, 58267, 90049, 100643, 990539, 1107073, 1710931, 18820241]

約数ペア:

[(1, 18820241), (11, 1710931), (17, 1107073), (19, 990539), (187, 100643), (209, 90049), (323, 58267), (3553, 5297)]