19838335

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{3371}}^1$

素因数の和:3494

約数の個数: 16

約数和(自身を含む): 26220672

約数和(自身を除く): 6382337

約数列:

[1, 5, 11, 55, 107, 535, 1177, 3371, 5885, 16855, 37081, 185405, 360697, 1803485, 3967667, 19838335]

約数ペア:

[(1, 19838335), (5, 3967667), (11, 1803485), (55, 360697), (107, 185405), (535, 37081), (1177, 16855), (3371, 5885)]