18848799

素因数分解:

$3^2\times {\mathrm{23}}^2\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:196

約数の個数: 36

約数和(自身を含む): 29503656

約数和(自身を除く): 10654857

約数列:

[1, 3, 9, 23, 37, 69, 107, 111, 207, 321, 333, 529, 851, 963, 1587, 2461, 2553, 3959, 4761, 7383, 7659, 11877, 19573, 22149, 35631, 56603, 58719, 91057, 169809, 176157, 273171, 509427, 819513, 2094311, 6282933, 18848799]

約数ペア:

[(1, 18848799), (3, 6282933), (9, 2094311), (23, 819513), (37, 509427), (69, 273171), (107, 176157), (111, 169809), (207, 91057), (321, 58719), (333, 56603), (529, 35631), (851, 22149), (963, 19573), (1587, 11877), (2461, 7659), (2553, 7383), (3959, 4761)]