20199730747

素因数分解:

$7^2\times {\mathrm{61}}^1\times {\mathrm{6758023}}^1$

素因数の和:6758098

約数の個数: 12

約数和(自身を含む): 23882856816

約数和(自身を除く): 3683126069

約数列:

[1, 7, 49, 61, 427, 2989, 6758023, 47306161, 331143127, 412239403, 2885675821, 20199730747]

約数ペア:

[(1, 20199730747), (7, 2885675821), (49, 412239403), (61, 331143127), (427, 47306161), (2989, 6758023)]