18756639

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{4621}}^1$

素因数の和:4679

約数の個数: 24

約数和(自身を含む): 30283344

約数和(自身を除く): 11526705

約数列:

[1, 3, 9, 11, 33, 41, 99, 123, 369, 451, 1353, 4059, 4621, 13863, 41589, 50831, 152493, 189461, 457479, 568383, 1705149, 2084071, 6252213, 18756639]

約数ペア:

[(1, 18756639), (3, 6252213), (9, 2084071), (11, 1705149), (33, 568383), (41, 457479), (99, 189461), (123, 152493), (369, 50831), (451, 41589), (1353, 13863), (4059, 4621)]