18538586

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{17929}}^1$

素因数の和:17989

約数の個数: 16

約数和(自身を含む): 30983040

約数和(自身を除く): 12444454

約数列:

[1, 2, 11, 22, 47, 94, 517, 1034, 17929, 35858, 197219, 394438, 842663, 1685326, 9269293, 18538586]

約数ペア:

[(1, 18538586), (2, 9269293), (11, 1685326), (22, 842663), (47, 394438), (94, 197219), (517, 35858), (1034, 17929)]