20839595

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{19207}}^1$

素因数の和:19250

約数の個数: 16

約数和(自身を含む): 29503488

約数和(自身を除く): 8663893

約数列:

[1, 5, 7, 31, 35, 155, 217, 1085, 19207, 96035, 134449, 595417, 672245, 2977085, 4167919, 20839595]

約数ペア:

[(1, 20839595), (5, 4167919), (7, 2977085), (31, 672245), (35, 595417), (155, 134449), (217, 96035), (1085, 19207)]