20244959

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{653}}^1$

素因数の和:806

約数の個数: 16

約数和(自身を含む): 23941632

約数和(自身を除く): 3696673

約数列:

[1, 7, 43, 103, 301, 653, 721, 4429, 4571, 28079, 31003, 67259, 196553, 470813, 2892137, 20244959]

約数ペア:

[(1, 20244959), (7, 2892137), (43, 470813), (103, 196553), (301, 67259), (653, 31003), (721, 28079), (4429, 4571)]