1979515

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{311}}^1$

素因数の和:402

約数の個数: 16

約数和(自身を含む): 2545920

約数和(自身を除く): 566405

約数列:

[1, 5, 19, 67, 95, 311, 335, 1273, 1555, 5909, 6365, 20837, 29545, 104185, 395903, 1979515]

約数ペア:

[(1, 1979515), (5, 395903), (19, 104185), (67, 29545), (95, 20837), (311, 6365), (335, 5909), (1273, 1555)]