1640902878

素因数分解:

$2^1\times 3^2\times {\mathrm{12973}}^1\times {\mathrm{7027}}^1$

素因数の和:20008

約数の個数: 24

約数和(自身を含む): 3556069608

約数和(自身を除く): 1915166730

約数列:

[1, 2, 3, 6, 9, 18, 7027, 12973, 14054, 21081, 25946, 38919, 42162, 63243, 77838, 116757, 126486, 233514, 91161271, 182322542, 273483813, 546967626, 820451439, 1640902878]

約数ペア:

[(1, 1640902878), (2, 820451439), (3, 546967626), (6, 273483813), (9, 182322542), (18, 91161271), (7027, 233514), (12973, 126486), (14054, 116757), (21081, 77838), (25946, 63243), (38919, 42162)]