20894819

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{3853}}^1$

素因数の和:3910

約数の個数: 16

約数和(自身を含む): 24973920

約数和(自身を除く): 4079101

約数列:

[1, 11, 17, 29, 187, 319, 493, 3853, 5423, 42383, 65501, 111737, 720511, 1229107, 1899529, 20894819]

約数ペア:

[(1, 20894819), (11, 1899529), (17, 1229107), (29, 720511), (187, 111737), (319, 65501), (493, 42383), (3853, 5423)]