18679816

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{32887}}^1$

素因数の和:32964

約数の個数: 16

約数和(自身を含む): 35519040

約数和(自身を除く): 16839224

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 32887, 65774, 131548, 263096, 2334977, 4669954, 9339908, 18679816]

約数ペア:

[(1, 18679816), (2, 9339908), (4, 4669954), (8, 2334977), (71, 263096), (142, 131548), (284, 65774), (568, 32887)]