20199863151

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{607}}^1\times {\mathrm{284429}}^1$

素因数の和:285055

約数の個数: 24

約数和(自身を含む): 31473886080

約数和(自身を除く): 11274022929

約数列:

[1, 3, 9, 13, 39, 117, 607, 1821, 5463, 7891, 23673, 71019, 284429, 853287, 2559861, 3697577, 11092731, 33278193, 172648403, 517945209, 1553835627, 2244429239, 6733287717, 20199863151]

約数ペア:

[(1, 20199863151), (3, 6733287717), (9, 2244429239), (13, 1553835627), (39, 517945209), (117, 172648403), (607, 33278193), (1821, 11092731), (5463, 3697577), (7891, 2559861), (23673, 853287), (71019, 284429)]