19656999

素因数分解:

$3^5\times {\mathrm{41}}^1\times {\mathrm{1973}}^1$

素因数の和:2029

約数の個数: 24

約数和(自身を含む): 30178512

約数和(自身を除く): 10521513

約数列:

[1, 3, 9, 27, 41, 81, 123, 243, 369, 1107, 1973, 3321, 5919, 9963, 17757, 53271, 80893, 159813, 242679, 479439, 728037, 2184111, 6552333, 19656999]

約数ペア:

[(1, 19656999), (3, 6552333), (9, 2184111), (27, 728037), (41, 479439), (81, 242679), (123, 159813), (243, 80893), (369, 53271), (1107, 17757), (1973, 9963), (3321, 5919)]