18397912

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{176903}}^1$

素因数の和:176922

約数の個数: 16

約数和(自身を含む): 37149840

約数和(自身を除く): 18751928

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 176903, 353806, 707612, 1415224, 2299739, 4599478, 9198956, 18397912]

約数ペア:

[(1, 18397912), (2, 9198956), (4, 4599478), (8, 2299739), (13, 1415224), (26, 707612), (52, 353806), (104, 176903)]