20105679

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{35839}}^1$

素因数の和:35870

約数の個数: 16

約数和(自身を含む): 30965760

約数和(自身を除く): 10860081

約数列:

[1, 3, 11, 17, 33, 51, 187, 561, 35839, 107517, 394229, 609263, 1182687, 1827789, 6701893, 20105679]

約数ペア:

[(1, 20105679), (3, 6701893), (11, 1827789), (17, 1182687), (33, 609263), (51, 394229), (187, 107517), (561, 35839)]