20543068

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{56437}}^1$

素因数の和:56461

約数の個数: 24

約数和(自身を含む): 44247392

約数和(自身を除く): 23704324

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 56437, 112874, 225748, 395059, 733681, 790118, 1467362, 1580236, 2934724, 5135767, 10271534, 20543068]

約数ペア:

[(1, 20543068), (2, 10271534), (4, 5135767), (7, 2934724), (13, 1580236), (14, 1467362), (26, 790118), (28, 733681), (52, 395059), (91, 225748), (182, 112874), (364, 56437)]