20679654327

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{1087}}^1\times {\mathrm{89317}}^1$

素因数の和:90478

約数の個数: 16

約数和(自身を含む): 27987259392

約数和(自身を除く): 7307605065

約数列:

[1, 3, 71, 213, 1087, 3261, 77177, 89317, 231531, 267951, 6341507, 19024521, 97087579, 291262737, 6893218109, 20679654327]

約数ペア:

[(1, 20679654327), (3, 6893218109), (71, 291262737), (213, 97087579), (1087, 19024521), (3261, 6341507), (77177, 267951), (89317, 231531)]