20187565569

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{6944467}}^1$

素因数の和:6944509

約数の個数: 24

約数和(自身を含む): 32500110240

約数和(自身を除く): 12312544671

約数列:

[1, 3, 9, 17, 19, 51, 57, 153, 171, 323, 969, 2907, 6944467, 20833401, 62500203, 118055939, 131944873, 354167817, 395834619, 1062503451, 1187503857, 2243062841, 6729188523, 20187565569]

約数ペア:

[(1, 20187565569), (3, 6729188523), (9, 2243062841), (17, 1187503857), (19, 1062503451), (51, 395834619), (57, 354167817), (153, 131944873), (171, 118055939), (323, 62500203), (969, 20833401), (2907, 6944467)]