20578888

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{233851}}^1$

素因数の和:233868

約数の個数: 16

約数和(自身を含む): 42093360

約数和(自身を除く): 21514472

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 233851, 467702, 935404, 1870808, 2572361, 5144722, 10289444, 20578888]

約数ペア:

[(1, 20578888), (2, 10289444), (4, 5144722), (8, 2572361), (11, 1870808), (22, 935404), (44, 467702), (88, 233851)]