38921994

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1559}}^1$

素因数の和:1659

約数の個数: 48

約数和(自身を含む): 90043200

約数和(自身を除く): 51121206

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 73, 114, 146, 171, 219, 342, 438, 657, 1314, 1387, 1559, 2774, 3118, 4161, 4677, 8322, 9354, 12483, 14031, 24966, 28062, 29621, 59242, 88863, 113807, 177726, 227614, 266589, 341421, 533178, 682842, 1024263, 2048526, 2162333, 4324666, 6486999, 12973998, 19460997, 38921994]

約数ペア:

[(1, 38921994), (2, 19460997), (3, 12973998), (6, 6486999), (9, 4324666), (18, 2162333), (19, 2048526), (38, 1024263), (57, 682842), (73, 533178), (114, 341421), (146, 266589), (171, 227614), (219, 177726), (342, 113807), (438, 88863), (657, 59242), (1314, 29621), (1387, 28062), (1559, 24966), (2774, 14031), (3118, 12483), (4161, 9354), (4677, 8322)]