20275506

素因数分解:

$2^1\times 3^2\times {\mathrm{509}}^1\times {\mathrm{2213}}^1$

素因数の和:2730

約数の個数: 24

約数和(自身を含む): 44036460

約数和(自身を除く): 23760954

約数列:

[1, 2, 3, 6, 9, 18, 509, 1018, 1527, 2213, 3054, 4426, 4581, 6639, 9162, 13278, 19917, 39834, 1126417, 2252834, 3379251, 6758502, 10137753, 20275506]

約数ペア:

[(1, 20275506), (2, 10137753), (3, 6758502), (6, 3379251), (9, 2252834), (18, 1126417), (509, 39834), (1018, 19917), (1527, 13278), (2213, 9162), (3054, 6639), (4426, 4581)]