18876671

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{499}}^1$

素因数の和:710

約数の個数: 16

約数和(自身を含む): 21840000

約数和(自身を除く): 2963329

約数列:

[1, 11, 19, 181, 209, 499, 1991, 3439, 5489, 9481, 37829, 90319, 104291, 993509, 1716061, 18876671]

約数ペア:

[(1, 18876671), (11, 1716061), (19, 993509), (181, 104291), (209, 90319), (499, 37829), (1991, 9481), (3439, 5489)]