19317991

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{8093}}^1$

素因数の和:8142

約数の個数: 16

約数和(自身を含む): 24864768

約数和(自身を除く): 5546777

約数列:

[1, 7, 11, 31, 77, 217, 341, 2387, 8093, 56651, 89023, 250883, 623161, 1756181, 2759713, 19317991]

約数ペア:

[(1, 19317991), (7, 2759713), (11, 1756181), (31, 623161), (77, 250883), (217, 89023), (341, 56651), (2387, 8093)]