20121448249

素因数分解:

$7^2\times {\mathrm{25463}}^1\times {\mathrm{16127}}^1$

素因数の和:41604

約数の個数: 12

約数和(自身を含む): 23408953344

約数和(自身を除く): 3287505095

約数列:

[1, 7, 49, 16127, 25463, 112889, 178241, 790223, 1247687, 410641801, 2874492607, 20121448249]

約数ペア:

[(1, 20121448249), (7, 2874492607), (49, 410641801), (16127, 1247687), (25463, 790223), (112889, 178241)]