18035140

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{8273}}^1$

素因数の和:8391

約数の個数: 24

約数和(自身を含む): 38225880

約数和(自身を除く): 20190740

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 8273, 16546, 33092, 41365, 82730, 165460, 901757, 1803514, 3607028, 4508785, 9017570, 18035140]

約数ペア:

[(1, 18035140), (2, 9017570), (4, 4508785), (5, 3607028), (10, 1803514), (20, 901757), (109, 165460), (218, 82730), (436, 41365), (545, 33092), (1090, 16546), (2180, 8273)]