20131990147

素因数分解:

${\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{523}}^1\times {\mathrm{17489}}^1$

素因数の和:18114

約数の個数: 16

約数和(自身を含む): 21115607040

約数和(自身を除く): 983616893

約数列:

[1, 31, 71, 523, 2201, 16213, 17489, 37133, 542159, 1151123, 1241719, 9146747, 38493289, 283549157, 649419037, 20131990147]

約数ペア:

[(1, 20131990147), (31, 649419037), (71, 283549157), (523, 38493289), (2201, 9146747), (16213, 1241719), (17489, 1151123), (37133, 542159)]