19151691

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{1579}}^1$

素因数の和:1906

約数の個数: 16

約数和(自身を含む): 27605760

約数和(自身を除く): 8454069

約数列:

[1, 3, 13, 39, 311, 933, 1579, 4043, 4737, 12129, 20527, 61581, 491069, 1473207, 6383897, 19151691]

約数ペア:

[(1, 19151691), (3, 6383897), (13, 1473207), (39, 491069), (311, 61581), (933, 20527), (1579, 12129), (4043, 4737)]