20833755

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{81701}}^1$

素因数の和:81726

約数の個数: 16

約数和(自身を含む): 35295264

約数和(自身を除く): 14461509

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 81701, 245103, 408505, 1225515, 1388917, 4166751, 6944585, 20833755]

約数ペア:

[(1, 20833755), (3, 6944585), (5, 4166751), (15, 1388917), (17, 1225515), (51, 408505), (85, 245103), (255, 81701)]