20199089529

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{887}}^1\times {\mathrm{49613}}^1$

素因数の和:50526

約数の個数: 32

約数和(自身を含む): 31721207040

約数和(自身を除く): 11522117511

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 887, 2661, 7983, 15079, 23949, 45237, 49613, 135711, 148839, 407133, 446517, 843421, 1339551, 2530263, 7590789, 22772367, 44006731, 132020193, 396060579, 748114427, 1188181737, 2244343281, 6733029843, 20199089529]

約数ペア:

[(1, 20199089529), (3, 6733029843), (9, 2244343281), (17, 1188181737), (27, 748114427), (51, 396060579), (153, 132020193), (459, 44006731), (887, 22772367), (2661, 7590789), (7983, 2530263), (15079, 1339551), (23949, 843421), (45237, 446517), (49613, 407133), (135711, 148839)]