20204001

素因数分解:

$3^2\times {\mathrm{503}}^1\times {\mathrm{4463}}^1$

素因数の和:4972

約数の個数: 12

約数和(自身を含む): 29248128

約数和(自身を除く): 9044127

約数列:

[1, 3, 9, 503, 1509, 4463, 4527, 13389, 40167, 2244889, 6734667, 20204001]

約数ペア:

[(1, 20204001), (3, 6734667), (9, 2244889), (503, 40167), (1509, 13389), (4463, 4527)]