16620344

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{159811}}^1$

素因数の和:159830

約数の個数: 16

約数和(自身を含む): 33560520

約数和(自身を除く): 16940176

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 159811, 319622, 639244, 1278488, 2077543, 4155086, 8310172, 16620344]

約数ペア:

[(1, 16620344), (2, 8310172), (4, 4155086), (8, 2077543), (13, 1278488), (26, 639244), (52, 319622), (104, 159811)]