20291005

素因数分解:

$5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{3203}}^1$

素因数の和:3396

約数の個数: 16

約数和(自身を含む): 27990144

約数和(自身を除く): 7699139

約数列:

[1, 5, 7, 35, 181, 905, 1267, 3203, 6335, 16015, 22421, 112105, 579743, 2898715, 4058201, 20291005]

約数ペア:

[(1, 20291005), (5, 4058201), (7, 2898715), (35, 579743), (181, 112105), (905, 22421), (1267, 16015), (3203, 6335)]