19584513

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{2293}}^1$

素因数の和:2385

約数の個数: 24

約数和(自身を含む): 30895592

約数和(自身を除く): 11311079

約数列:

[1, 3, 9, 13, 39, 73, 117, 219, 657, 949, 2293, 2847, 6879, 8541, 20637, 29809, 89427, 167389, 268281, 502167, 1506501, 2176057, 6528171, 19584513]

約数ペア:

[(1, 19584513), (3, 6528171), (9, 2176057), (13, 1506501), (39, 502167), (73, 268281), (117, 167389), (219, 89427), (657, 29809), (949, 20637), (2293, 8541), (2847, 6879)]