20900772

素因数分解:

$2^2\times 3^2\times {\mathrm{580577}}^1$

素因数の和:580587

約数の個数: 18

約数和(自身を含む): 52832598

約数和(自身を除く): 31931826

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 580577, 1161154, 1741731, 2322308, 3483462, 5225193, 6966924, 10450386, 20900772]

約数ペア:

[(1, 20900772), (2, 10450386), (3, 6966924), (4, 5225193), (6, 3483462), (9, 2322308), (12, 1741731), (18, 1161154), (36, 580577)]