22781264

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{129439}}^1$

素因数の和:129458

約数の個数: 20

約数和(自身を含む): 48151680

約数和(自身を除く): 25370416

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 129439, 258878, 517756, 1035512, 1423829, 2071024, 2847658, 5695316, 11390632, 22781264]

約数ペア:

[(1, 22781264), (2, 11390632), (4, 5695316), (8, 2847658), (11, 2071024), (16, 1423829), (22, 1035512), (44, 517756), (88, 258878), (176, 129439)]