20899582

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{49999}}^1$

素因数の和:50031

約数の個数: 16

約数和(自身を含む): 36000000

約数和(自身を除く): 15100418

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 49999, 99998, 549989, 949981, 1099978, 1899962, 10449791, 20899582]

約数ペア:

[(1, 20899582), (2, 10449791), (11, 1899962), (19, 1099978), (22, 949981), (38, 549989), (209, 99998), (418, 49999)]