18144621

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{307}}^1$

素因数の和:526

約数の個数: 32

約数和(自身を含む): 29568000

約数和(自身を除く): 11423379

約数列:

[1, 3, 9, 11, 27, 33, 99, 199, 297, 307, 597, 921, 1791, 2189, 2763, 3377, 5373, 6567, 8289, 10131, 19701, 30393, 59103, 61093, 91179, 183279, 549837, 672023, 1649511, 2016069, 6048207, 18144621]

約数ペア:

[(1, 18144621), (3, 6048207), (9, 2016069), (11, 1649511), (27, 672023), (33, 549837), (99, 183279), (199, 91179), (297, 61093), (307, 59103), (597, 30393), (921, 19701), (1791, 10131), (2189, 8289), (2763, 6567), (3377, 5373)]