20122465

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{5153}}^1$

素因数の和:5240

約数の個数: 16

約数和(自身を含む): 26718336

約数和(自身を除く): 6595871

約数列:

[1, 5, 11, 55, 71, 355, 781, 3905, 5153, 25765, 56683, 283415, 365863, 1829315, 4024493, 20122465]

約数ペア:

[(1, 20122465), (5, 4024493), (11, 1829315), (55, 365863), (71, 283415), (355, 56683), (781, 25765), (3905, 5153)]