18064891

素因数分解:

${\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{167}}^1$

素因数の和:390

約数の個数: 16

約数和(自身を含む): 20067264

約数和(自身を除く): 2002373

約数列:

[1, 13, 53, 157, 167, 689, 2041, 2171, 8321, 8851, 26219, 108173, 115063, 340847, 1389607, 18064891]

約数ペア:

[(1, 18064891), (13, 1389607), (53, 340847), (157, 115063), (167, 108173), (689, 26219), (2041, 8851), (2171, 8321)]