20552147

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{2999}}^1$

素因数の和:3106

約数の個数: 16

約数和(自身を含む): 25920000

約数和(自身を除く): 5367853

約数列:

[1, 7, 11, 77, 89, 623, 979, 2999, 6853, 20993, 32989, 230923, 266911, 1868377, 2936021, 20552147]

約数ペア:

[(1, 20552147), (7, 2936021), (11, 1868377), (77, 266911), (89, 230923), (623, 32989), (979, 20993), (2999, 6853)]