20903973905

素因数分解:

$5^1\times {\mathrm{199}}^1\times {\mathrm{2851}}^1\times {\mathrm{7369}}^1$

素因数の和:10424

約数の個数: 16

約数和(自身を含む): 25223088000

約数和(自身を除く): 4319114095

約数列:

[1, 5, 199, 995, 2851, 7369, 14255, 36845, 567349, 1466431, 2836745, 7332155, 21009019, 105045095, 4180794781, 20903973905]

約数ペア:

[(1, 20903973905), (5, 4180794781), (199, 105045095), (995, 21009019), (2851, 7332155), (7369, 2836745), (14255, 1466431), (36845, 567349)]