20784868254

素因数分解:

$2^1\times 3^2\times {\mathrm{577}}^1\times {\mathrm{1171}}^1\times {\mathrm{1709}}^1$

素因数の和:3465

約数の個数: 48

約数和(自身を含む): 45176873040

約数和(自身を除く): 24392004786

約数列:

[1, 2, 3, 6, 9, 18, 577, 1154, 1171, 1709, 1731, 2342, 3418, 3462, 3513, 5127, 5193, 7026, 10254, 10386, 10539, 15381, 21078, 30762, 675667, 986093, 1351334, 1972186, 2001239, 2027001, 2958279, 4002478, 4054002, 5916558, 6003717, 6081003, 8874837, 12007434, 12162006, 17749674, 18011151, 36022302, 1154714903, 2309429806, 3464144709, 6928289418, 10392434127, 20784868254]

約数ペア:

[(1, 20784868254), (2, 10392434127), (3, 6928289418), (6, 3464144709), (9, 2309429806), (18, 1154714903), (577, 36022302), (1154, 18011151), (1171, 17749674), (1709, 12162006), (1731, 12007434), (2342, 8874837), (3418, 6081003), (3462, 6003717), (3513, 5916558), (5127, 4054002), (5193, 4002478), (7026, 2958279), (10254, 2027001), (10386, 2001239), (10539, 1972186), (15381, 1351334), (21078, 986093), (30762, 675667)]