20823852

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1579}}^1$

素因数の和:1750

約数の個数: 48

約数和(自身を含む): 55919360

約数和(自身を除く): 35095508

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 157, 314, 471, 628, 942, 1099, 1579, 1884, 2198, 3158, 3297, 4396, 4737, 6316, 6594, 9474, 11053, 13188, 18948, 22106, 33159, 44212, 66318, 132636, 247903, 495806, 743709, 991612, 1487418, 1735321, 2974836, 3470642, 5205963, 6941284, 10411926, 20823852]

約数ペア:

[(1, 20823852), (2, 10411926), (3, 6941284), (4, 5205963), (6, 3470642), (7, 2974836), (12, 1735321), (14, 1487418), (21, 991612), (28, 743709), (42, 495806), (84, 247903), (157, 132636), (314, 66318), (471, 44212), (628, 33159), (942, 22106), (1099, 18948), (1579, 13188), (1884, 11053), (2198, 9474), (3158, 6594), (3297, 6316), (4396, 4737)]