2000807728

素因数分解:

$2^4\times {\mathrm{443}}^1\times {\mathrm{282281}}^1$

素因数の和:282732

約数の個数: 20

約数和(自身を含む): 3885329448

約数和(自身を除く): 1884521720

約数列:

[1, 2, 4, 8, 16, 443, 886, 1772, 3544, 7088, 282281, 564562, 1129124, 2258248, 4516496, 125050483, 250100966, 500201932, 1000403864, 2000807728]

約数ペア:

[(1, 2000807728), (2, 1000403864), (4, 500201932), (8, 250100966), (16, 125050483), (443, 4516496), (886, 2258248), (1772, 1129124), (3544, 564562), (7088, 282281)]