19069263

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{5009}}^1$

素因数の和:5068

約数の個数: 20

約数和(自身を含む): 29098080

約数和(自身を除く): 10028817

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 5009, 15027, 45081, 135243, 235423, 405729, 706269, 2118807, 6356421, 19069263]

約数ペア:

[(1, 19069263), (3, 6356421), (9, 2118807), (27, 706269), (47, 405729), (81, 235423), (141, 135243), (423, 45081), (1269, 15027), (3807, 5009)]