18758283

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{809}}^1$

素因数の和:1002

約数の個数: 16

約数和(自身を含む): 25660800

約数和(自身を除く): 6902517

約数列:

[1, 3, 59, 131, 177, 393, 809, 2427, 7729, 23187, 47731, 105979, 143193, 317937, 6252761, 18758283]

約数ペア:

[(1, 18758283), (3, 6252761), (59, 317937), (131, 143193), (177, 105979), (393, 47731), (809, 23187), (2427, 7729)]