20775836

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{2803}}^1$

素因数の和:2933

約数の個数: 24

約数和(自身を含む): 38863440

約数和(自身を除く): 18087604

約数列:

[1, 2, 4, 17, 34, 68, 109, 218, 436, 1853, 2803, 3706, 5606, 7412, 11212, 47651, 95302, 190604, 305527, 611054, 1222108, 5193959, 10387918, 20775836]

約数ペア:

[(1, 20775836), (2, 10387918), (4, 5193959), (17, 1222108), (34, 611054), (68, 305527), (109, 190604), (218, 95302), (436, 47651), (1853, 11212), (2803, 7412), (3706, 5606)]