19957966

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{83857}}^1$

素因数の和:83883

約数の個数: 16

約数和(自身を含む): 36226656

約数和(自身を除く): 16268690

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 83857, 167714, 586999, 1173998, 1425569, 2851138, 9978983, 19957966]

約数ペア:

[(1, 19957966), (2, 9978983), (7, 2851138), (14, 1425569), (17, 1173998), (34, 586999), (119, 167714), (238, 83857)]