20705508

素因数分解:

$2^2\times 3^2\times {\mathrm{575153}}^1$

素因数の和:575163

約数の個数: 18

約数和(自身を含む): 52339014

約数和(自身を除く): 31633506

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 575153, 1150306, 1725459, 2300612, 3450918, 5176377, 6901836, 10352754, 20705508]

約数ペア:

[(1, 20705508), (2, 10352754), (3, 6901836), (4, 5176377), (6, 3450918), (9, 2300612), (12, 1725459), (18, 1150306), (36, 575153)]