20177896164

素因数分解:

$2^2\times 3^1\times {\mathrm{997}}^1\times {\mathrm{1686551}}^1$

素因数の和:1687555

約数の個数: 24

約数和(自身を含む): 47129009088

約数和(自身を除く): 26951112924

約数列:

[1, 2, 3, 4, 6, 12, 997, 1994, 2991, 3988, 5982, 11964, 1686551, 3373102, 5059653, 6746204, 10119306, 20238612, 1681491347, 3362982694, 5044474041, 6725965388, 10088948082, 20177896164]

約数ペア:

[(1, 20177896164), (2, 10088948082), (3, 6725965388), (4, 5044474041), (6, 3362982694), (12, 1681491347), (997, 20238612), (1994, 10119306), (2991, 6746204), (3988, 5059653), (5982, 3373102), (11964, 1686551)]