18392240

素因数分解:

$2^4\times 5^1\times {\mathrm{229903}}^1$

素因数の和:229916

約数の個数: 20

約数和(自身を含む): 42762144

約数和(自身を除く): 24369904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 229903, 459806, 919612, 1149515, 1839224, 2299030, 3678448, 4598060, 9196120, 18392240]

約数ペア:

[(1, 18392240), (2, 9196120), (4, 4598060), (5, 3678448), (8, 2299030), (10, 1839224), (16, 1149515), (20, 919612), (40, 459806), (80, 229903)]