12739672

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2039}}^1$

素因数の和:2127

約数の個数: 32

約数和(自身を含む): 26438400

約数和(自身を除く): 13698728

約数列:

[1, 2, 4, 8, 11, 22, 44, 71, 88, 142, 284, 568, 781, 1562, 2039, 3124, 4078, 6248, 8156, 16312, 22429, 44858, 89716, 144769, 179432, 289538, 579076, 1158152, 1592459, 3184918, 6369836, 12739672]

約数ペア:

[(1, 12739672), (2, 6369836), (4, 3184918), (8, 1592459), (11, 1158152), (22, 579076), (44, 289538), (71, 179432), (88, 144769), (142, 89716), (284, 44858), (568, 22429), (781, 16312), (1562, 8156), (2039, 6248), (3124, 4078)]