20930938

素因数分解:

$2^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{4967}}^1$

素因数の和:5026

約数の個数: 24

約数和(自身を含む): 37379232

約数和(自身を除く): 16448294

約数列:

[1, 2, 7, 14, 43, 49, 86, 98, 301, 602, 2107, 4214, 4967, 9934, 34769, 69538, 213581, 243383, 427162, 486766, 1495067, 2990134, 10465469, 20930938]

約数ペア:

[(1, 20930938), (2, 10465469), (7, 2990134), (14, 1495067), (43, 486766), (49, 427162), (86, 243383), (98, 213581), (301, 69538), (602, 34769), (2107, 9934), (4214, 4967)]