19266537

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1\times {\mathrm{641}}^1$

素因数の和:920

約数の個数: 16

約数和(自身を含む): 26440128

約数和(自身を除く): 7173591

約数列:

[1, 3, 43, 129, 233, 641, 699, 1923, 10019, 27563, 30057, 82689, 149353, 448059, 6422179, 19266537]

約数ペア:

[(1, 19266537), (3, 6422179), (43, 448059), (129, 149353), (233, 82689), (641, 30057), (699, 27563), (1923, 10019)]