18603838

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{647}}^1\times {\mathrm{1307}}^1$

素因数の和:1967

約数の個数: 16

約数和(自身を含む): 30513024

約数和(自身を除く): 11909186

約数列:

[1, 2, 11, 22, 647, 1294, 1307, 2614, 7117, 14234, 14377, 28754, 845629, 1691258, 9301919, 18603838]

約数ペア:

[(1, 18603838), (2, 9301919), (11, 1691258), (22, 845629), (647, 28754), (1294, 14377), (1307, 14234), (2614, 7117)]