12555664

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{71339}}^1$

素因数の和:71358

約数の個数: 20

約数和(自身を含む): 26538480

約数和(自身を除く): 13982816

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 71339, 142678, 285356, 570712, 784729, 1141424, 1569458, 3138916, 6277832, 12555664]

約数ペア:

[(1, 12555664), (2, 6277832), (4, 3138916), (8, 1569458), (11, 1141424), (16, 784729), (22, 570712), (44, 285356), (88, 142678), (176, 71339)]