20349611991

素因数分解:

$3^3\times {\mathrm{157}}^1\times {\mathrm{881}}^1\times {\mathrm{5449}}^1$

素因数の和:6496

約数の個数: 32

約数和(自身を含む): 30379608000

約数和(自身を除く): 10029996009

約数列:

[1, 3, 9, 27, 157, 471, 881, 1413, 2643, 4239, 5449, 7929, 16347, 23787, 49041, 138317, 147123, 414951, 855493, 1244853, 2566479, 3734559, 4800569, 7699437, 14401707, 23098311, 43205121, 129615363, 753689333, 2261067999, 6783203997, 20349611991]

約数ペア:

[(1, 20349611991), (3, 6783203997), (9, 2261067999), (27, 753689333), (157, 129615363), (471, 43205121), (881, 23098311), (1413, 14401707), (2643, 7699437), (4239, 4800569), (5449, 3734559), (7929, 2566479), (16347, 1244853), (23787, 855493), (49041, 414951), (138317, 147123)]