12681328

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{72053}}^1$

素因数の和:72072

約数の個数: 20

約数和(自身を含む): 26804088

約数和(自身を除く): 14122760

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 72053, 144106, 288212, 576424, 792583, 1152848, 1585166, 3170332, 6340664, 12681328]

約数ペア:

[(1, 12681328), (2, 6340664), (4, 3170332), (8, 1585166), (11, 1152848), (16, 792583), (22, 576424), (44, 288212), (88, 144106), (176, 72053)]