20410767

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{4057}}^1$

素因数の和:4119

約数の個数: 24

約数和(自身を含む): 32496464

約数和(自身を除く): 12085697

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 387, 559, 1677, 4057, 5031, 12171, 36513, 52741, 158223, 174451, 474669, 523353, 1570059, 2267863, 6803589, 20410767]

約数ペア:

[(1, 20410767), (3, 6803589), (9, 2267863), (13, 1570059), (39, 523353), (43, 474669), (117, 174451), (129, 158223), (387, 52741), (559, 36513), (1677, 12171), (4057, 5031)]