18219267

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{2521}}^1$

素因数の和:2611

約数の個数: 24

約数和(自身を含む): 29113968

約数和(自身を除く): 10894701

約数列:

[1, 3, 9, 11, 33, 73, 99, 219, 657, 803, 2409, 2521, 7227, 7563, 22689, 27731, 83193, 184033, 249579, 552099, 1656297, 2024363, 6073089, 18219267]

約数ペア:

[(1, 18219267), (3, 6073089), (9, 2024363), (11, 1656297), (33, 552099), (73, 249579), (99, 184033), (219, 83193), (657, 27731), (803, 22689), (2409, 7563), (2521, 7227)]