20427339

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{3307}}^1$

素因数の和:3410

約数の個数: 16

約数和(自身を含む): 28581120

約数和(自身を除く): 8153781

約数列:

[1, 3, 29, 71, 87, 213, 2059, 3307, 6177, 9921, 95903, 234797, 287709, 704391, 6809113, 20427339]

約数ペア:

[(1, 20427339), (3, 6809113), (29, 704391), (71, 287709), (87, 234797), (213, 95903), (2059, 9921), (3307, 6177)]