20317743

素因数分解:

$3^3\times {\mathrm{479}}^1\times {\mathrm{1571}}^1$

素因数の和:2059

約数の個数: 16

約数和(自身を含む): 30182400

約数和(自身を除く): 9864657

約数列:

[1, 3, 9, 27, 479, 1437, 1571, 4311, 4713, 12933, 14139, 42417, 752509, 2257527, 6772581, 20317743]

約数ペア:

[(1, 20317743), (3, 6772581), (9, 2257527), (27, 752509), (479, 42417), (1437, 14139), (1571, 12933), (4311, 4713)]