19772728

素因数分解:

$2^3\times {\mathrm{1321}}^1\times {\mathrm{1871}}^1$

素因数の和:3198

約数の個数: 16

約数和(自身を含む): 37121760

約数和(自身を除く): 17349032

約数列:

[1, 2, 4, 8, 1321, 1871, 2642, 3742, 5284, 7484, 10568, 14968, 2471591, 4943182, 9886364, 19772728]

約数ペア:

[(1, 19772728), (2, 9886364), (4, 4943182), (8, 2471591), (1321, 14968), (1871, 10568), (2642, 7484), (3742, 5284)]