18749259

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{16937}}^1$

素因数の和:16987

約数の個数: 16

約数和(自身を含む): 28455840

約数和(自身を除く): 9706581

約数列:

[1, 3, 9, 27, 41, 123, 369, 1107, 16937, 50811, 152433, 457299, 694417, 2083251, 6249753, 18749259]

約数ペア:

[(1, 18749259), (3, 6249753), (9, 2083251), (27, 694417), (41, 457299), (123, 152433), (369, 50811), (1107, 16937)]