20959077

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{2053}}^1$

素因数の和:2180

約数の個数: 16

約数和(自身を含む): 28986048

約数和(自身を除く): 8026971

約数列:

[1, 3, 41, 83, 123, 249, 2053, 3403, 6159, 10209, 84173, 170399, 252519, 511197, 6986359, 20959077]

約数ペア:

[(1, 20959077), (3, 6986359), (41, 511197), (83, 252519), (123, 170399), (249, 84173), (2053, 10209), (3403, 6159)]