20907882

素因数分解:

$2^1\times 3^4\times {\mathrm{129061}}^1$

素因数の和:129075

約数の個数: 20

約数和(自身を含む): 46849506

約数和(自身を除く): 25941624

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 129061, 258122, 387183, 774366, 1161549, 2323098, 3484647, 6969294, 10453941, 20907882]

約数ペア:

[(1, 20907882), (2, 10453941), (3, 6969294), (6, 3484647), (9, 2323098), (18, 1161549), (27, 774366), (54, 387183), (81, 258122), (162, 129061)]