20279644

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{65843}}^1$

素因数の和:65865

約数の個数: 24

約数和(自身を含む): 44247168

約数和(自身を除く): 23967524

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 65843, 131686, 263372, 460901, 724273, 921802, 1448546, 1843604, 2897092, 5069911, 10139822, 20279644]

約数ペア:

[(1, 20279644), (2, 10139822), (4, 5069911), (7, 2897092), (11, 1843604), (14, 1448546), (22, 921802), (28, 724273), (44, 460901), (77, 263372), (154, 131686), (308, 65843)]