19181966

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{257}}^1\times {\mathrm{557}}^1$

素因数の和:883

約数の個数: 16

約数和(自身を含む): 29368656

約数和(自身を除く): 10186690

約数列:

[1, 2, 67, 134, 257, 514, 557, 1114, 17219, 34438, 37319, 74638, 143149, 286298, 9590983, 19181966]

約数ペア:

[(1, 19181966), (2, 9590983), (67, 286298), (134, 143149), (257, 74638), (514, 37319), (557, 34438), (1114, 17219)]