19904834937

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{487}}^1\times {\mathrm{1048009}}^1$

素因数の和:1048512

約数の個数: 16

約数和(自身を含む): 28640017280

約数和(自身を除く): 8735182343

約数列:

[1, 3, 13, 39, 487, 1461, 6331, 18993, 1048009, 3144027, 13624117, 40872351, 510380383, 1531141149, 6634944979, 19904834937]

約数ペア:

[(1, 19904834937), (3, 6634944979), (13, 1531141149), (39, 510380383), (487, 40872351), (1461, 13624117), (6331, 3144027), (18993, 1048009)]