20136973906

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{38874467}}^1$

素因数の和:38874513

約数の個数: 16

約数和(自身を含む): 35453514816

約数和(自身を除く): 15316540910

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 38874467, 77748934, 272121269, 544242538, 1438355279, 2876710558, 10068486953, 20136973906]

約数ペア:

[(1, 20136973906), (2, 10068486953), (7, 2876710558), (14, 1438355279), (37, 544242538), (74, 272121269), (259, 77748934), (518, 38874467)]