5205123568

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{17122117}}^1$

素因数の和:17122144

約数の個数: 20

約数和(自身を含む): 10615713160

約数和(自身を除く): 5410589592

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 17122117, 34244234, 68488468, 136976936, 273953872, 325320223, 650640446, 1301280892, 2602561784, 5205123568]

約数ペア:

[(1, 5205123568), (2, 2602561784), (4, 1301280892), (8, 650640446), (16, 325320223), (19, 273953872), (38, 136976936), (76, 68488468), (152, 34244234), (304, 17122117)]