20675956

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{25463}}^1$

素因数の和:25503

約数の個数: 24

約数和(自身を含む): 42779520

約数和(自身を除く): 22103564

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 25463, 50926, 101852, 178241, 356482, 712964, 738427, 1476854, 2953708, 5168989, 10337978, 20675956]

約数ペア:

[(1, 20675956), (2, 10337978), (4, 5168989), (7, 2953708), (14, 1476854), (28, 738427), (29, 712964), (58, 356482), (116, 178241), (203, 101852), (406, 50926), (812, 25463)]