2017758973420

素因数分解:

$2^2\times 5^1\times {\mathrm{2381}}^1\times {\mathrm{42372091}}^1$

素因数の和:42374481

約数の個数: 24

約数和(自身を含む): 4239073572048

約数和(自身を除く): 2221314598628

約数列:

[1, 2, 4, 5, 10, 20, 2381, 4762, 9524, 11905, 23810, 47620, 42372091, 84744182, 169488364, 211860455, 423720910, 847441820, 100887948671, 201775897342, 403551794684, 504439743355, 1008879486710, 2017758973420]

約数ペア:

[(1, 2017758973420), (2, 1008879486710), (4, 504439743355), (5, 403551794684), (10, 201775897342), (20, 100887948671), (2381, 847441820), (4762, 423720910), (9524, 211860455), (11905, 169488364), (23810, 84744182), (47620, 42372091)]