20834757

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{401}}^1$

素因数の和:681

約数の個数: 24

約数和(自身を含む): 31606848

約数和(自身を除く): 10772091

約数列:

[1, 3, 9, 23, 69, 207, 251, 401, 753, 1203, 2259, 3609, 5773, 9223, 17319, 27669, 51957, 83007, 100651, 301953, 905859, 2314973, 6944919, 20834757]

約数ペア:

[(1, 20834757), (3, 6944919), (9, 2314973), (23, 905859), (69, 301953), (207, 100651), (251, 83007), (401, 51957), (753, 27669), (1203, 17319), (2259, 9223), (3609, 5773)]