28036818

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1123}}^1$

素因数の和:1223

約数の個数: 48

約数和(自身を含む): 64877280

約数和(自身を除く): 36840462

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 73, 114, 146, 171, 219, 342, 438, 657, 1123, 1314, 1387, 2246, 2774, 3369, 4161, 6738, 8322, 10107, 12483, 20214, 21337, 24966, 42674, 64011, 81979, 128022, 163958, 192033, 245937, 384066, 491874, 737811, 1475622, 1557601, 3115202, 4672803, 9345606, 14018409, 28036818]

約数ペア:

[(1, 28036818), (2, 14018409), (3, 9345606), (6, 4672803), (9, 3115202), (18, 1557601), (19, 1475622), (38, 737811), (57, 491874), (73, 384066), (114, 245937), (146, 192033), (171, 163958), (219, 128022), (342, 81979), (438, 64011), (657, 42674), (1123, 24966), (1314, 21337), (1387, 20214), (2246, 12483), (2774, 10107), (3369, 8322), (4161, 6738)]