18797768

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{213611}}^1$

素因数の和:213628

約数の個数: 16

約数和(自身を含む): 38450160

約数和(自身を除く): 19652392

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 213611, 427222, 854444, 1708888, 2349721, 4699442, 9398884, 18797768]

約数ペア:

[(1, 18797768), (2, 9398884), (4, 4699442), (8, 2349721), (11, 1708888), (22, 854444), (44, 427222), (88, 213611)]