20719433

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{887}}^1$

素因数の和:1012

約数の個数: 16

約数和(自身を含む): 24551424

約数和(自身を除く): 3831991

約数列:

[1, 7, 47, 71, 329, 497, 887, 3337, 6209, 23359, 41689, 62977, 291823, 440839, 2959919, 20719433]

約数ペア:

[(1, 20719433), (7, 2959919), (47, 440839), (71, 291823), (329, 62977), (497, 41689), (887, 23359), (3337, 6209)]