18765004

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{193}}^1\times {\mathrm{223}}^1$

素因数の和:529

約数の個数: 24

約数和(自身を含む): 33461120

約数和(自身を除く): 14696116

約数列:

[1, 2, 4, 109, 193, 218, 223, 386, 436, 446, 772, 892, 21037, 24307, 42074, 43039, 48614, 84148, 86078, 97228, 172156, 4691251, 9382502, 18765004]

約数ペア:

[(1, 18765004), (2, 9382502), (4, 4691251), (109, 172156), (193, 97228), (218, 86078), (223, 84148), (386, 48614), (436, 43039), (446, 42074), (772, 24307), (892, 21037)]