20109542551

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{4029161}}^1$

素因数の和:4029222

約数の個数: 16

約数和(自身を含む): 24755171328

約数和(自身を除く): 4645628777

約数列:

[1, 7, 23, 31, 161, 217, 713, 4991, 4029161, 28204127, 92670703, 124903991, 648694921, 874327937, 2872791793, 20109542551]

約数ペア:

[(1, 20109542551), (7, 2872791793), (23, 874327937), (31, 648694921), (161, 124903991), (217, 92670703), (713, 28204127), (4991, 4029161)]