18574191

素因数分解:

$3^8\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:192

約数の個数: 36

約数和(自身を含む): 29523000

約数和(自身を除く): 10948809

約数列:

[1, 3, 9, 19, 27, 57, 81, 149, 171, 243, 447, 513, 729, 1341, 1539, 2187, 2831, 4023, 4617, 6561, 8493, 12069, 13851, 25479, 36207, 41553, 76437, 108621, 124659, 229311, 325863, 687933, 977589, 2063799, 6191397, 18574191]

約数ペア:

[(1, 18574191), (3, 6191397), (9, 2063799), (19, 977589), (27, 687933), (57, 325863), (81, 229311), (149, 124659), (171, 108621), (243, 76437), (447, 41553), (513, 36207), (729, 25479), (1341, 13851), (1539, 12069), (2187, 8493), (2831, 6561), (4023, 4617)]