18220756

素因数分解:

$2^2\times {\mathrm{631}}^1\times {\mathrm{7219}}^1$

素因数の和:7854

約数の個数: 12

約数和(自身を含む): 31941280

約数和(自身を除く): 13720524

約数列:

[1, 2, 4, 631, 1262, 2524, 7219, 14438, 28876, 4555189, 9110378, 18220756]

約数ペア:

[(1, 18220756), (2, 9110378), (4, 4555189), (631, 28876), (1262, 14438), (2524, 7219)]