201990512954

素因数分解:

$2^1\times {\mathrm{83}}^1\times {\mathrm{42589}}^1\times {\mathrm{28571}}^1$

素因数の和:71245

約数の個数: 16

約数和(自身を含む): 306654132960

約数和(自身を除く): 104663620006

約数列:

[1, 2, 83, 166, 28571, 42589, 57142, 85178, 2371393, 3534887, 4742786, 7069774, 1216810319, 2433620638, 100995256477, 201990512954]

約数ペア:

[(1, 201990512954), (2, 100995256477), (83, 2433620638), (166, 1216810319), (28571, 7069774), (42589, 4742786), (57142, 3534887), (85178, 2371393)]