20488253

素因数分解:

${\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:284

約数の個数: 16

約数和(自身を含む): 21802176

約数和(自身を除く): 1313923

約数列:

[1, 43, 61, 73, 107, 2623, 3139, 4453, 4601, 6527, 7811, 191479, 280661, 335873, 476471, 20488253]

約数ペア:

[(1, 20488253), (43, 476471), (61, 335873), (73, 280661), (107, 191479), (2623, 7811), (3139, 6527), (4453, 4601)]