20199771081

素因数分解:

$3^2\times 7^1\times {\mathrm{1597}}^1\times {\mathrm{200771}}^1$

素因数の和:202381

約数の個数: 24

約数和(自身を含む): 33366700224

約数和(自身を除く): 13166929143

約数列:

[1, 3, 7, 9, 21, 63, 1597, 4791, 11179, 14373, 33537, 100611, 200771, 602313, 1405397, 1806939, 4216191, 12648573, 320631287, 961893861, 2244419009, 2885681583, 6733257027, 20199771081]

約数ペア:

[(1, 20199771081), (3, 6733257027), (7, 2885681583), (9, 2244419009), (21, 961893861), (63, 320631287), (1597, 12648573), (4791, 4216191), (11179, 1806939), (14373, 1405397), (33537, 602313), (100611, 200771)]