18402606194

素因数分解:

$2^1\times 7^1\times {\mathrm{661}}^1\times {\mathrm{1988611}}^1$

素因数の和:1989281

約数の個数: 16

約数和(自身を含む): 31595067456

約数和(自身を除く): 13192461262

約数列:

[1, 2, 7, 14, 661, 1322, 4627, 9254, 1988611, 3977222, 13920277, 27840554, 1314471871, 2628943742, 9201303097, 18402606194]

約数ペア:

[(1, 18402606194), (2, 9201303097), (7, 2628943742), (14, 1314471871), (661, 27840554), (1322, 13920277), (4627, 3977222), (9254, 1988611)]