20163852

素因数分解:

$2^2\times 3^2\times {\mathrm{560107}}^1$

素因数の和:560117

約数の個数: 18

約数和(自身を含む): 50969828

約数和(自身を除く): 30805976

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 560107, 1120214, 1680321, 2240428, 3360642, 5040963, 6721284, 10081926, 20163852]

約数ペア:

[(1, 20163852), (2, 10081926), (3, 6721284), (4, 5040963), (6, 3360642), (9, 2240428), (12, 1680321), (18, 1120214), (36, 560107)]