20163686408

素因数分解:

$2^3\times {\mathrm{8191}}^1\times {\mathrm{307711}}^1$

素因数の和:315908

約数の個数: 16

約数和(自身を含む): 37811650560

約数和(自身を除く): 17647964152

約数列:

[1, 2, 4, 8, 8191, 16382, 32764, 65528, 307711, 615422, 1230844, 2461688, 2520460801, 5040921602, 10081843204, 20163686408]

約数ペア:

[(1, 20163686408), (2, 10081843204), (4, 5040921602), (8, 2520460801), (8191, 2461688), (16382, 1230844), (32764, 615422), (65528, 307711)]