20807009538

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1559}}^1\times {\mathrm{317771}}^1$

素因数の和:319342

約数の個数: 32

約数和(自身を含む): 47589534720

約数和(自身を除く): 26782525182

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1559, 3118, 4677, 9354, 10913, 21826, 32739, 65478, 317771, 635542, 953313, 1906626, 2224397, 4448794, 6673191, 13346382, 495404989, 990809978, 1486214967, 2972429934, 3467834923, 6935669846, 10403504769, 20807009538]

約数ペア:

[(1, 20807009538), (2, 10403504769), (3, 6935669846), (6, 3467834923), (7, 2972429934), (14, 1486214967), (21, 990809978), (42, 495404989), (1559, 13346382), (3118, 6673191), (4677, 4448794), (9354, 2224397), (10913, 1906626), (21826, 953313), (32739, 635542), (65478, 317771)]