20299293

素因数分解:

$3^2\times 7^1\times {\mathrm{419}}^1\times {\mathrm{769}}^1$

素因数の和:1201

約数の個数: 24

約数和(自身を含む): 33633600

約数和(自身を除く): 13334307

約数列:

[1, 3, 7, 9, 21, 63, 419, 769, 1257, 2307, 2933, 3771, 5383, 6921, 8799, 16149, 26397, 48447, 322211, 966633, 2255477, 2899899, 6766431, 20299293]

約数ペア:

[(1, 20299293), (3, 6766431), (7, 2899899), (9, 2255477), (21, 966633), (63, 322211), (419, 48447), (769, 26397), (1257, 16149), (2307, 8799), (2933, 6921), (3771, 5383)]