20861594

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{2273}}^1$

素因数の和:2641

約数の個数: 16

約数和(自身を含む): 33809832

約数和(自身を除く): 12948238

約数列:

[1, 2, 13, 26, 353, 706, 2273, 4546, 4589, 9178, 29549, 59098, 802369, 1604738, 10430797, 20861594]

約数ペア:

[(1, 20861594), (2, 10430797), (13, 1604738), (26, 802369), (353, 59098), (706, 29549), (2273, 9178), (4546, 4589)]