20706244

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{1709}}^1$

素因数の和:1959

約数の個数: 24

約数和(自身を含む): 39213720

約数和(自身を除く): 18507476

約数列:

[1, 2, 4, 13, 26, 52, 233, 466, 932, 1709, 3029, 3418, 6058, 6836, 12116, 22217, 44434, 88868, 398197, 796394, 1592788, 5176561, 10353122, 20706244]

約数ペア:

[(1, 20706244), (2, 10353122), (4, 5176561), (13, 1592788), (26, 796394), (52, 398197), (233, 88868), (466, 44434), (932, 22217), (1709, 12116), (3029, 6836), (3418, 6058)]