4018889405

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{388111}}^1$

素因数の和:388244

約数の個数: 16

約数和(自身を含む): 5123078400

約数和(自身を除く): 1104188995

約数列:

[1, 5, 19, 95, 109, 545, 2071, 10355, 388111, 1940555, 7374109, 36870545, 42304099, 211520495, 803777881, 4018889405]

約数ペア:

[(1, 4018889405), (5, 803777881), (19, 211520495), (95, 42304099), (109, 36870545), (545, 7374109), (2071, 1940555), (10355, 388111)]