18934083

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 33246720

約数和(自身を除く): 14312637

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 73, 161, 179, 207, 219, 483, 511, 537, 657, 1253, 1449, 1533, 1611, 1679, 3759, 4117, 4599, 5037, 11277, 11753, 12351, 13067, 15111, 28819, 35259, 37053, 39201, 86457, 91469, 105777, 117603, 259371, 274407, 300541, 823221, 901623, 2103787, 2704869, 6311361, 18934083]

約数ペア:

[(1, 18934083), (3, 6311361), (7, 2704869), (9, 2103787), (21, 901623), (23, 823221), (63, 300541), (69, 274407), (73, 259371), (161, 117603), (179, 105777), (207, 91469), (219, 86457), (483, 39201), (511, 37053), (537, 35259), (657, 28819), (1253, 15111), (1449, 13067), (1533, 12351), (1611, 11753), (1679, 11277), (3759, 5037), (4117, 4599)]