18819234

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1123}}^1$

素因数の和:1164

約数の個数: 72

約数和(自身を含む): 49973040

約数和(自身を除く): 31153806

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 49, 57, 63, 98, 114, 126, 133, 147, 171, 266, 294, 342, 399, 441, 798, 882, 931, 1123, 1197, 1862, 2246, 2394, 2793, 3369, 5586, 6738, 7861, 8379, 10107, 15722, 16758, 20214, 21337, 23583, 42674, 47166, 55027, 64011, 70749, 110054, 128022, 141498, 149359, 165081, 192033, 298718, 330162, 384066, 448077, 495243, 896154, 990486, 1045513, 1344231, 2091026, 2688462, 3136539, 6273078, 9409617, 18819234]

約数ペア:

[(1, 18819234), (2, 9409617), (3, 6273078), (6, 3136539), (7, 2688462), (9, 2091026), (14, 1344231), (18, 1045513), (19, 990486), (21, 896154), (38, 495243), (42, 448077), (49, 384066), (57, 330162), (63, 298718), (98, 192033), (114, 165081), (126, 149359), (133, 141498), (147, 128022), (171, 110054), (266, 70749), (294, 64011), (342, 55027), (399, 47166), (441, 42674), (798, 23583), (882, 21337), (931, 20214), (1123, 16758), (1197, 15722), (1862, 10107), (2246, 8379), (2394, 7861), (2793, 6738), (3369, 5586)]