18818071

素因数分解:

${\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{317}}^1$

素因数の和:458

約数の個数: 16

約数和(自身を含む): 20606400

約数和(自身を除く): 1788329

約数列:

[1, 23, 29, 89, 317, 667, 2047, 2581, 7291, 9193, 28213, 59363, 211439, 648899, 818177, 18818071]

約数ペア:

[(1, 18818071), (23, 818177), (29, 648899), (89, 211439), (317, 59363), (667, 28213), (2047, 9193), (2581, 7291)]