19734678

素因数分解:

$2^1\times 3^4\times {\mathrm{43}}^1\times {\mathrm{2833}}^1$

素因数の和:2890

約数の個数: 40

約数和(自身を含む): 45264648

約数和(自身を除く): 25529970

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 81, 86, 129, 162, 258, 387, 774, 1161, 2322, 2833, 3483, 5666, 6966, 8499, 16998, 25497, 50994, 76491, 121819, 152982, 229473, 243638, 365457, 458946, 730914, 1096371, 2192742, 3289113, 6578226, 9867339, 19734678]

約数ペア:

[(1, 19734678), (2, 9867339), (3, 6578226), (6, 3289113), (9, 2192742), (18, 1096371), (27, 730914), (43, 458946), (54, 365457), (81, 243638), (86, 229473), (129, 152982), (162, 121819), (258, 76491), (387, 50994), (774, 25497), (1161, 16998), (2322, 8499), (2833, 6966), (3483, 5666)]