18771885

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{12641}}^1$

素因数の和:12666

約数の個数: 32

約数和(自身を含む): 36408960

約数和(自身を除く): 17637075

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 135, 165, 297, 495, 1485, 12641, 37923, 63205, 113769, 139051, 189615, 341307, 417153, 568845, 695255, 1251459, 1706535, 2085765, 3754377, 6257295, 18771885]

約数ペア:

[(1, 18771885), (3, 6257295), (5, 3754377), (9, 2085765), (11, 1706535), (15, 1251459), (27, 695255), (33, 568845), (45, 417153), (55, 341307), (99, 189615), (135, 139051), (165, 113769), (297, 63205), (495, 37923), (1485, 12641)]