20565496

素因数分解:

$2^3\times 7^2\times {\mathrm{23}}^1\times {\mathrm{2281}}^1$

素因数の和:2324

約数の個数: 48

約数和(自身を含む): 46826640

約数和(自身を除く): 26261144

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 49, 56, 92, 98, 161, 184, 196, 322, 392, 644, 1127, 1288, 2254, 2281, 4508, 4562, 9016, 9124, 15967, 18248, 31934, 52463, 63868, 104926, 111769, 127736, 209852, 223538, 367241, 419704, 447076, 734482, 894152, 1468964, 2570687, 2937928, 5141374, 10282748, 20565496]

約数ペア:

[(1, 20565496), (2, 10282748), (4, 5141374), (7, 2937928), (8, 2570687), (14, 1468964), (23, 894152), (28, 734482), (46, 447076), (49, 419704), (56, 367241), (92, 223538), (98, 209852), (161, 127736), (184, 111769), (196, 104926), (322, 63868), (392, 52463), (644, 31934), (1127, 18248), (1288, 15967), (2254, 9124), (2281, 9016), (4508, 4562)]