20111383551

素因数分解:

$3^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{443}}^1\times {\mathrm{5827}}^1$

素因数の和:6340

約数の個数: 48

約数和(自身を含む): 31858925184

約数和(自身を除く): 11747541633

約数列:

[1, 3, 7, 21, 49, 53, 147, 159, 371, 443, 1113, 1329, 2597, 3101, 5827, 7791, 9303, 17481, 21707, 23479, 40789, 65121, 70437, 122367, 164353, 285523, 308831, 493059, 856569, 926493, 1150471, 2161817, 2581361, 3451413, 6485451, 7744083, 15132719, 18069527, 45398157, 54208581, 126486689, 136812133, 379460067, 410436399, 957684931, 2873054793, 6703794517, 20111383551]

約数ペア:

[(1, 20111383551), (3, 6703794517), (7, 2873054793), (21, 957684931), (49, 410436399), (53, 379460067), (147, 136812133), (159, 126486689), (371, 54208581), (443, 45398157), (1113, 18069527), (1329, 15132719), (2597, 7744083), (3101, 6485451), (5827, 3451413), (7791, 2581361), (9303, 2161817), (17481, 1150471), (21707, 926493), (23479, 856569), (40789, 493059), (65121, 308831), (70437, 285523), (122367, 164353)]