19778106

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{1999}}^1$

素因数の和:2118

約数の個数: 32

約数和(自身を含む): 42336000

約数和(自身を除く): 22557894

約数列:

[1, 2, 3, 6, 17, 34, 51, 97, 102, 194, 291, 582, 1649, 1999, 3298, 3998, 4947, 5997, 9894, 11994, 33983, 67966, 101949, 193903, 203898, 387806, 581709, 1163418, 3296351, 6592702, 9889053, 19778106]

約数ペア:

[(1, 19778106), (2, 9889053), (3, 6592702), (6, 3296351), (17, 1163418), (34, 581709), (51, 387806), (97, 203898), (102, 193903), (194, 101949), (291, 67966), (582, 33983), (1649, 11994), (1999, 9894), (3298, 5997), (3998, 4947)]