20309842

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^2\times {\mathrm{863}}^1$

素因数の和:954

約数の個数: 24

約数和(自身を含む): 35728128

約数和(自身を除く): 15418286

約数列:

[1, 2, 7, 14, 41, 82, 287, 574, 863, 1681, 1726, 3362, 6041, 11767, 12082, 23534, 35383, 70766, 247681, 495362, 1450703, 2901406, 10154921, 20309842]

約数ペア:

[(1, 20309842), (2, 10154921), (7, 2901406), (14, 1450703), (41, 495362), (82, 247681), (287, 70766), (574, 35383), (863, 23534), (1681, 12082), (1726, 11767), (3362, 6041)]