18836072

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{21601}}^1$

素因数の和:21716

約数の個数: 16

約数和(自身を含む): 35643300

約数和(自身を除く): 16807228

約数列:

[1, 2, 4, 8, 109, 218, 436, 872, 21601, 43202, 86404, 172808, 2354509, 4709018, 9418036, 18836072]

約数ペア:

[(1, 18836072), (2, 9418036), (4, 4709018), (8, 2354509), (109, 172808), (218, 86404), (436, 43202), (872, 21601)]