12717328

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61141}}^1$

素因数の和:61162

約数の個数: 20

約数和(自身を含む): 26535628

約数和(自身を除く): 13818300

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 61141, 122282, 244564, 489128, 794833, 978256, 1589666, 3179332, 6358664, 12717328]

約数ペア:

[(1, 12717328), (2, 6358664), (4, 3179332), (8, 1589666), (13, 978256), (16, 794833), (26, 489128), (52, 244564), (104, 122282), (208, 61141)]