20043381

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{3407}}^1$

素因数の和:3500

約数の個数: 16

約数和(自身を含む): 27972864

約数和(自身を除く): 7929483

約数列:

[1, 3, 37, 53, 111, 159, 1961, 3407, 5883, 10221, 126059, 180571, 378177, 541713, 6681127, 20043381]

約数ペア:

[(1, 20043381), (3, 6681127), (37, 541713), (53, 378177), (111, 180571), (159, 126059), (1961, 10221), (3407, 5883)]