20544964

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{2039}}^1$

素因数の和:2283

約数の個数: 24

約数和(自身を含む): 39412800

約数和(自身を除く): 18867836

約数列:

[1, 2, 4, 11, 22, 44, 229, 458, 916, 2039, 2519, 4078, 5038, 8156, 10076, 22429, 44858, 89716, 466931, 933862, 1867724, 5136241, 10272482, 20544964]

約数ペア:

[(1, 20544964), (2, 10272482), (4, 5136241), (11, 1867724), (22, 933862), (44, 466931), (229, 89716), (458, 44858), (916, 22429), (2039, 10076), (2519, 8156), (4078, 5038)]