20187612

素因数分解:

$2^2\times 3^2\times {\mathrm{560767}}^1$

素因数の和:560777

約数の個数: 18

約数和(自身を含む): 51029888

約数和(自身を除く): 30842276

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 560767, 1121534, 1682301, 2243068, 3364602, 5046903, 6729204, 10093806, 20187612]

約数ペア:

[(1, 20187612), (2, 10093806), (3, 6729204), (4, 5046903), (6, 3364602), (9, 2243068), (12, 1682301), (18, 1121534), (36, 560767)]