20479316

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{35803}}^1$

素因数の和:35831

約数の個数: 24

約数和(自身を含む): 42105504

約数和(自身を除く): 21626188

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 35803, 71606, 143212, 393833, 465439, 787666, 930878, 1575332, 1861756, 5119829, 10239658, 20479316]

約数ペア:

[(1, 20479316), (2, 10239658), (4, 5119829), (11, 1861756), (13, 1575332), (22, 930878), (26, 787666), (44, 465439), (52, 393833), (143, 143212), (286, 71606), (572, 35803)]