20270756

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{2663}}^1$

素因数の和:2851

約数の個数: 24

約数和(自身を含む): 38937024

約数和(自身を除く): 18666268

約数列:

[1, 2, 4, 11, 22, 44, 173, 346, 692, 1903, 2663, 3806, 5326, 7612, 10652, 29293, 58586, 117172, 460699, 921398, 1842796, 5067689, 10135378, 20270756]

約数ペア:

[(1, 20270756), (2, 10135378), (4, 5067689), (11, 1842796), (22, 921398), (44, 460699), (173, 117172), (346, 58586), (692, 29293), (1903, 10652), (2663, 7612), (3806, 5326)]