20069357

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{3671}}^1$

素因数の和:3760

約数の個数: 16

約数和(自身を含む): 25380864

約数和(自身を除く): 5311507

約数列:

[1, 7, 11, 71, 77, 497, 781, 3671, 5467, 25697, 40381, 260641, 282667, 1824487, 2867051, 20069357]

約数ペア:

[(1, 20069357), (7, 2867051), (11, 1824487), (71, 282667), (77, 260641), (497, 40381), (781, 25697), (3671, 5467)]