19065321

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2791}}^1$

素因数の和:2834

約数の個数: 32

約数和(自身を含む): 32163840

約数和(自身を除く): 13098519

約数列:

[1, 3, 9, 11, 23, 27, 33, 69, 99, 207, 253, 297, 621, 759, 2277, 2791, 6831, 8373, 25119, 30701, 64193, 75357, 92103, 192579, 276309, 577737, 706123, 828927, 1733211, 2118369, 6355107, 19065321]

約数ペア:

[(1, 19065321), (3, 6355107), (9, 2118369), (11, 1733211), (23, 828927), (27, 706123), (33, 577737), (69, 276309), (99, 192579), (207, 92103), (253, 75357), (297, 64193), (621, 30701), (759, 25119), (2277, 8373), (2791, 6831)]