20988528039

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{44001107}}^1$

素因数の和:44001166

約数の個数: 12

約数和(自身を含む): 30888777816

約数和(自身を除く): 9900249777

約数列:

[1, 3, 9, 53, 159, 477, 44001107, 132003321, 396009963, 2332058671, 6996176013, 20988528039]

約数ペア:

[(1, 20988528039), (3, 6996176013), (9, 2332058671), (53, 396009963), (159, 132003321), (477, 44001107)]