20516572008

素因数分解:

$2^3\times 3^2\times {\mathrm{284952389}}^1$

素因数の和:284952401

約数の個数: 24

約数和(自身を含む): 55565716050

約数和(自身を除く): 35049144042

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 284952389, 569904778, 854857167, 1139809556, 1709714334, 2279619112, 2564571501, 3419428668, 5129143002, 6838857336, 10258286004, 20516572008]

約数ペア:

[(1, 20516572008), (2, 10258286004), (3, 6838857336), (4, 5129143002), (6, 3419428668), (8, 2564571501), (9, 2279619112), (12, 1709714334), (18, 1139809556), (24, 854857167), (36, 569904778), (72, 284952389)]