20838874

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{64717}}^1$

素因数の和:64749

約数の個数: 16

約数和(自身を含む): 37277568

約数和(自身を除く): 16438694

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 64717, 129434, 453019, 906038, 1488491, 2976982, 10419437, 20838874]

約数ペア:

[(1, 20838874), (2, 10419437), (7, 2976982), (14, 1488491), (23, 906038), (46, 453019), (161, 129434), (322, 64717)]