18262629

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{73}}^1$

素因数の和:135

約数の個数: 72

約数和(自身を含む): 35186112

約数和(自身を除く): 16923483

約数列:

[1, 3, 7, 9, 11, 19, 21, 33, 57, 63, 73, 77, 99, 133, 171, 209, 219, 231, 361, 399, 511, 627, 657, 693, 803, 1083, 1197, 1387, 1463, 1533, 1881, 2409, 2527, 3249, 3971, 4161, 4389, 4599, 5621, 7227, 7581, 9709, 11913, 12483, 13167, 15257, 16863, 22743, 26353, 27797, 29127, 35739, 45771, 50589, 79059, 83391, 87381, 106799, 137313, 184471, 237177, 250173, 289883, 320397, 553413, 869649, 961191, 1660239, 2029181, 2608947, 6087543, 18262629]

約数ペア:

[(1, 18262629), (3, 6087543), (7, 2608947), (9, 2029181), (11, 1660239), (19, 961191), (21, 869649), (33, 553413), (57, 320397), (63, 289883), (73, 250173), (77, 237177), (99, 184471), (133, 137313), (171, 106799), (209, 87381), (219, 83391), (231, 79059), (361, 50589), (399, 45771), (511, 35739), (627, 29127), (657, 27797), (693, 26353), (803, 22743), (1083, 16863), (1197, 15257), (1387, 13167), (1463, 12483), (1533, 11913), (1881, 9709), (2409, 7581), (2527, 7227), (3249, 5621), (3971, 4599), (4161, 4389)]