20658196

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23369}}^1$

素因数の和:23403

約数の個数: 24

約数和(自身を含む): 41224680

約数和(自身を除く): 20566484

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 23369, 46738, 93476, 303797, 397273, 607594, 794546, 1215188, 1589092, 5164549, 10329098, 20658196]

約数ペア:

[(1, 20658196), (2, 10329098), (4, 5164549), (13, 1589092), (17, 1215188), (26, 794546), (34, 607594), (52, 397273), (68, 303797), (221, 93476), (442, 46738), (884, 23369)]