20479767

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{88657}}^1$

素因数の和:88678

約数の個数: 16

約数和(自身を含む): 34044672

約数和(自身を除く): 13564905

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 88657, 265971, 620599, 975227, 1861797, 2925681, 6826589, 20479767]

約数ペア:

[(1, 20479767), (3, 6826589), (7, 2925681), (11, 1861797), (21, 975227), (33, 620599), (77, 265971), (231, 88657)]