19315671765

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1395137}}^1$

素因数の和:1395229

約数の個数: 32

約数和(自身を含む): 33751178496

約数和(自身を除く): 14435506731

約数列:

[1, 3, 5, 13, 15, 39, 65, 71, 195, 213, 355, 923, 1065, 2769, 4615, 13845, 1395137, 4185411, 6975685, 18136781, 20927055, 54410343, 90683905, 99054727, 272051715, 297164181, 495273635, 1287711451, 1485820905, 3863134353, 6438557255, 19315671765]

約数ペア:

[(1, 19315671765), (3, 6438557255), (5, 3863134353), (13, 1485820905), (15, 1287711451), (39, 495273635), (65, 297164181), (71, 272051715), (195, 99054727), (213, 90683905), (355, 54410343), (923, 20927055), (1065, 18136781), (2769, 6975685), (4615, 4185411), (13845, 1395137)]