18158998

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{63493}}^1$

素因数の和:63519

約数の個数: 16

約数和(自身を含む): 32000976

約数和(自身を除く): 13841978

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 63493, 126986, 698423, 825409, 1396846, 1650818, 9079499, 18158998]

約数ペア:

[(1, 18158998), (2, 9079499), (11, 1650818), (13, 1396846), (22, 825409), (26, 698423), (143, 126986), (286, 63493)]