209211118

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{19763}}^1$

素因数の和:19911

約数の個数: 16

約数和(自身を含む): 322548480

約数和(自身を除く): 113337362

約数列:

[1, 2, 67, 79, 134, 158, 5293, 10586, 19763, 39526, 1324121, 1561277, 2648242, 3122554, 104605559, 209211118]

約数ペア:

[(1, 209211118), (2, 104605559), (67, 3122554), (79, 2648242), (134, 1561277), (158, 1324121), (5293, 39526), (10586, 19763)]