20804076477

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{1481}}^1\times {\mathrm{7127}}^1$

素因数の和:8690

約数の個数: 32

約数和(自身を含む): 31268540160

約数和(自身を除く): 10464463683

約数列:

[1, 3, 9, 27, 73, 219, 657, 1481, 1971, 4443, 7127, 13329, 21381, 39987, 64143, 108113, 192429, 324339, 520271, 973017, 1560813, 2919051, 4682439, 10555087, 14047317, 31665261, 94995783, 284987349, 770521351, 2311564053, 6934692159, 20804076477]

約数ペア:

[(1, 20804076477), (3, 6934692159), (9, 2311564053), (27, 770521351), (73, 284987349), (219, 94995783), (657, 31665261), (1481, 14047317), (1971, 10555087), (4443, 4682439), (7127, 2919051), (13329, 1560813), (21381, 973017), (39987, 520271), (64143, 324339), (108113, 192429)]