20717444

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{293}}^1\times {\mathrm{1607}}^1$

素因数の和:1915

約数の個数: 24

約数和(自身を含む): 39711168

約数和(自身を除く): 18993724

約数列:

[1, 2, 4, 11, 22, 44, 293, 586, 1172, 1607, 3214, 3223, 6428, 6446, 12892, 17677, 35354, 70708, 470851, 941702, 1883404, 5179361, 10358722, 20717444]

約数ペア:

[(1, 20717444), (2, 10358722), (4, 5179361), (11, 1883404), (22, 941702), (44, 470851), (293, 70708), (586, 35354), (1172, 17677), (1607, 12892), (3214, 6446), (3223, 6428)]