20322874

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71059}}^1$

素因数の和:71085

約数の個数: 16

約数和(自身を含む): 35814240

約数和(自身を除く): 15491366

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 71059, 142118, 781649, 923767, 1563298, 1847534, 10161437, 20322874]

約数ペア:

[(1, 20322874), (2, 10161437), (11, 1847534), (13, 1563298), (22, 923767), (26, 781649), (143, 142118), (286, 71059)]