20218162563

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{433429}}^1$

素因数の和:433579

約数の個数: 24

約数和(自身を含む): 30021095520

約数和(自身を除く): 9802932957

約数列:

[1, 3, 9, 71, 73, 213, 219, 639, 657, 5183, 15549, 46647, 433429, 1300287, 3900861, 30773459, 31640317, 92320377, 94920951, 276961131, 284762853, 2246462507, 6739387521, 20218162563]

約数ペア:

[(1, 20218162563), (3, 6739387521), (9, 2246462507), (71, 284762853), (73, 276961131), (213, 94920951), (219, 92320377), (639, 31640317), (657, 30773459), (5183, 3900861), (15549, 1300287), (46647, 433429)]