20565295297

素因数分解:

${\mathrm{19}}^2\times {\mathrm{131}}^1\times {\mathrm{434867}}^1$

素因数の和:435036

約数の個数: 12

約数和(自身を含む): 21870381456

約数和(自身を除く): 1305086159

約数列:

[1, 19, 131, 361, 2489, 47291, 434867, 8262473, 56967577, 156986987, 1082383963, 20565295297]

約数ペア:

[(1, 20565295297), (19, 1082383963), (131, 156986987), (361, 56967577), (2489, 8262473), (47291, 434867)]