20609776

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{117101}}^1$

素因数の和:117120

約数の個数: 20

約数和(自身を含む): 43561944

約数和(自身を除く): 22952168

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 117101, 234202, 468404, 936808, 1288111, 1873616, 2576222, 5152444, 10304888, 20609776]

約数ペア:

[(1, 20609776), (2, 10304888), (4, 5152444), (8, 2576222), (11, 1873616), (16, 1288111), (22, 936808), (44, 468404), (88, 234202), (176, 117101)]