20441956

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{521}}^1\times {\mathrm{577}}^1$

素因数の和:1119

約数の個数: 24

約数和(自身を含む): 38016216

約数和(自身を除く): 17574260

約数列:

[1, 2, 4, 17, 34, 68, 521, 577, 1042, 1154, 2084, 2308, 8857, 9809, 17714, 19618, 35428, 39236, 300617, 601234, 1202468, 5110489, 10220978, 20441956]

約数ペア:

[(1, 20441956), (2, 10220978), (4, 5110489), (17, 1202468), (34, 601234), (68, 300617), (521, 39236), (577, 35428), (1042, 19618), (1154, 17714), (2084, 9809), (2308, 8857)]