20797612

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{20551}}^1$

素因数の和:20589

約数の個数: 24

約数和(自身を含む): 41432832

約数和(自身を除く): 20635220

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 253, 506, 1012, 20551, 41102, 82204, 226061, 452122, 472673, 904244, 945346, 1890692, 5199403, 10398806, 20797612]

約数ペア:

[(1, 20797612), (2, 10398806), (4, 5199403), (11, 1890692), (22, 945346), (23, 904244), (44, 472673), (46, 452122), (92, 226061), (253, 82204), (506, 41102), (1012, 20551)]