20126756

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{1321}}^1$

素因数の和:1631

約数の個数: 24

約数和(自身を含む): 38089464

約数和(自身を除く): 17962708

約数列:

[1, 2, 4, 13, 26, 52, 293, 586, 1172, 1321, 2642, 3809, 5284, 7618, 15236, 17173, 34346, 68692, 387053, 774106, 1548212, 5031689, 10063378, 20126756]

約数ペア:

[(1, 20126756), (2, 10063378), (4, 5031689), (13, 1548212), (26, 774106), (52, 387053), (293, 68692), (586, 34346), (1172, 17173), (1321, 15236), (2642, 7618), (3809, 5284)]