19859851

素因数分解:

${\mathrm{11}}^3\times {\mathrm{43}}^1\times {\mathrm{347}}^1$

素因数の和:423

約数の個数: 16

約数和(自身を含む): 22416768

約数和(自身を除く): 2556917

約数列:

[1, 11, 43, 121, 347, 473, 1331, 3817, 5203, 14921, 41987, 57233, 164131, 461857, 1805441, 19859851]

約数ペア:

[(1, 19859851), (11, 1805441), (43, 461857), (121, 164131), (347, 57233), (473, 41987), (1331, 14921), (3817, 5203)]