20417270

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{43441}}^1$

素因数の和:43495

約数の個数: 16

約数和(自身を含む): 37533888

約数和(自身を除く): 17116618

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 43441, 86882, 217205, 434410, 2041727, 4083454, 10208635, 20417270]

約数ペア:

[(1, 20417270), (2, 10208635), (5, 4083454), (10, 2041727), (47, 434410), (94, 217205), (235, 86882), (470, 43441)]