20979162

素因数分解:

$2^1\times 3^6\times {\mathrm{14389}}^1$

素因数の和:14409

約数の個数: 28

約数和(自身を含む): 47184810

約数和(自身を除く): 26205648

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 729, 1458, 14389, 28778, 43167, 86334, 129501, 259002, 388503, 777006, 1165509, 2331018, 3496527, 6993054, 10489581, 20979162]

約数ペア:

[(1, 20979162), (2, 10489581), (3, 6993054), (6, 3496527), (9, 2331018), (18, 1165509), (27, 777006), (54, 388503), (81, 259002), (162, 129501), (243, 86334), (486, 43167), (729, 28778), (1458, 14389)]