19086754

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{11681}}^1$

素因数の和:11745

約数の個数: 16

約数和(自身を含む): 30840480

約数和(自身を除く): 11753726

約数列:

[1, 2, 19, 38, 43, 86, 817, 1634, 11681, 23362, 221939, 443878, 502283, 1004566, 9543377, 19086754]

約数ペア:

[(1, 19086754), (2, 9543377), (19, 1004566), (38, 502283), (43, 443878), (86, 221939), (817, 23362), (1634, 11681)]