19210465

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{449}}^1$

素因数の和:696

約数の個数: 16

約数和(自身を含む): 23760000

約数和(自身を除く): 4549535

約数列:

[1, 5, 43, 199, 215, 449, 995, 2245, 8557, 19307, 42785, 89351, 96535, 446755, 3842093, 19210465]

約数ペア:

[(1, 19210465), (5, 3842093), (43, 446755), (199, 96535), (215, 89351), (449, 42785), (995, 19307), (2245, 8557)]