20091842

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1\times {\mathrm{1013}}^1$

素因数の和:1273

約数の個数: 16

約数和(自身を含む): 30955392

約数和(自身を除く): 10863550

約数列:

[1, 2, 47, 94, 211, 422, 1013, 2026, 9917, 19834, 47611, 95222, 213743, 427486, 10045921, 20091842]

約数ペア:

[(1, 20091842), (2, 10045921), (47, 427486), (94, 213743), (211, 95222), (422, 47611), (1013, 19834), (2026, 9917)]