19460997

素因数分解:

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

素因数の和:1657

約数の個数: 24

約数和(自身を含む): 30014400

約数和(自身を除く): 10553403

約数列:

[1, 3, 9, 19, 57, 73, 171, 219, 657, 1387, 1559, 4161, 4677, 12483, 14031, 29621, 88863, 113807, 266589, 341421, 1024263, 2162333, 6486999, 19460997]

約数ペア:

[(1, 19460997), (3, 6486999), (9, 2162333), (19, 1024263), (57, 341421), (73, 266589), (171, 113807), (219, 88863), (657, 29621), (1387, 14031), (1559, 12483), (4161, 4677)]