20909845236

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{248926729}}^1$

素因数の和:248926743

約数の個数: 24

約数和(自身を含む): 55759587520

約数和(自身を除く): 34849742284

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 248926729, 497853458, 746780187, 995706916, 1493560374, 1742487103, 2987120748, 3484974206, 5227461309, 6969948412, 10454922618, 20909845236]

約数ペア:

[(1, 20909845236), (2, 10454922618), (3, 6969948412), (4, 5227461309), (6, 3484974206), (7, 2987120748), (12, 1742487103), (14, 1493560374), (21, 995706916), (28, 746780187), (42, 497853458), (84, 248926729)]