19018728

素因数分解:

$2^3\times 3^2\times {\mathrm{43}}^1\times {\mathrm{6143}}^1$

素因数の和:6198

約数の個数: 48

約数和(自身を含む): 52715520

約数和(自身を除く): 33696792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 43, 72, 86, 129, 172, 258, 344, 387, 516, 774, 1032, 1548, 3096, 6143, 12286, 18429, 24572, 36858, 49144, 55287, 73716, 110574, 147432, 221148, 264149, 442296, 528298, 792447, 1056596, 1584894, 2113192, 2377341, 3169788, 4754682, 6339576, 9509364, 19018728]

約数ペア:

[(1, 19018728), (2, 9509364), (3, 6339576), (4, 4754682), (6, 3169788), (8, 2377341), (9, 2113192), (12, 1584894), (18, 1056596), (24, 792447), (36, 528298), (43, 442296), (72, 264149), (86, 221148), (129, 147432), (172, 110574), (258, 73716), (344, 55287), (387, 49144), (516, 36858), (774, 24572), (1032, 18429), (1548, 12286), (3096, 6143)]