19968324

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1019}}^1$

素因数の和:1120

約数の個数: 48

約数和(自身を含む): 49351680

約数和(自身を除く): 29383356

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 71, 92, 138, 142, 213, 276, 284, 426, 852, 1019, 1633, 2038, 3057, 3266, 4076, 4899, 6114, 6532, 9798, 12228, 19596, 23437, 46874, 70311, 72349, 93748, 140622, 144698, 217047, 281244, 289396, 434094, 868188, 1664027, 3328054, 4992081, 6656108, 9984162, 19968324]

約数ペア:

[(1, 19968324), (2, 9984162), (3, 6656108), (4, 4992081), (6, 3328054), (12, 1664027), (23, 868188), (46, 434094), (69, 289396), (71, 281244), (92, 217047), (138, 144698), (142, 140622), (213, 93748), (276, 72349), (284, 70311), (426, 46874), (852, 23437), (1019, 19596), (1633, 12228), (2038, 9798), (3057, 6532), (3266, 6114), (4076, 4899)]