20123517

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{1889}}^1$

素因数の和:2012

約数の個数: 16

約数和(自身を含む): 27760320

約数和(自身を除く): 7636803

約数列:

[1, 3, 53, 67, 159, 201, 1889, 3551, 5667, 10653, 100117, 126563, 300351, 379689, 6707839, 20123517]

約数ペア:

[(1, 20123517), (3, 6707839), (53, 379689), (67, 300351), (159, 126563), (201, 100117), (1889, 10653), (3551, 5667)]