18084969

素因数分解:

$3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1783}}^1$

素因数の和:1826

約数の個数: 36

約数和(自身を含む): 31726656

約数和(自身を除く): 13641687

約数列:

[1, 3, 7, 9, 21, 23, 49, 63, 69, 147, 161, 207, 441, 483, 1127, 1449, 1783, 3381, 5349, 10143, 12481, 16047, 37443, 41009, 87367, 112329, 123027, 262101, 287063, 369081, 786303, 861189, 2009441, 2583567, 6028323, 18084969]

約数ペア:

[(1, 18084969), (3, 6028323), (7, 2583567), (9, 2009441), (21, 861189), (23, 786303), (49, 369081), (63, 287063), (69, 262101), (147, 123027), (161, 112329), (207, 87367), (441, 41009), (483, 37443), (1127, 16047), (1449, 12481), (1783, 10143), (3381, 5349)]