18873604

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{433}}^1\times {\mathrm{641}}^1$

素因数の和:1095

約数の個数: 24

約数和(自身を含む): 35107128

約数和(自身を除く): 16233524

約数列:

[1, 2, 4, 17, 34, 68, 433, 641, 866, 1282, 1732, 2564, 7361, 10897, 14722, 21794, 29444, 43588, 277553, 555106, 1110212, 4718401, 9436802, 18873604]

約数ペア:

[(1, 18873604), (2, 9436802), (4, 4718401), (17, 1110212), (34, 555106), (68, 277553), (433, 43588), (641, 29444), (866, 21794), (1282, 14722), (1732, 10897), (2564, 7361)]