20278533

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{5743}}^1$

素因数の和:5864

約数の個数: 16

約数和(自身を含む): 29776896

約数和(自身を除く): 9498363

約数列:

[1, 3, 11, 33, 107, 321, 1177, 3531, 5743, 17229, 63173, 189519, 614501, 1843503, 6759511, 20278533]

約数ペア:

[(1, 20278533), (3, 6759511), (11, 1843503), (33, 614501), (107, 189519), (321, 63173), (1177, 17229), (3531, 5743)]