20512595

素因数分解:

$5^1\times {\mathrm{101}}^1\times {\mathrm{151}}^1\times {\mathrm{269}}^1$

素因数の和:526

約数の個数: 16

約数和(自身を含む): 25116480

約数和(自身を除く): 4603885

約数列:

[1, 5, 101, 151, 269, 505, 755, 1345, 15251, 27169, 40619, 76255, 135845, 203095, 4102519, 20512595]

約数ペア:

[(1, 20512595), (5, 4102519), (101, 203095), (151, 135845), (269, 76255), (505, 40619), (755, 27169), (1345, 15251)]