16539726

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1999}}^1$

素因数の和:2208

約数の個数: 32

約数和(自身を含む): 38016000

約数和(自身を除く): 21476274

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 197, 394, 591, 1182, 1379, 1999, 2758, 3998, 4137, 5997, 8274, 11994, 13993, 27986, 41979, 83958, 393803, 787606, 1181409, 2362818, 2756621, 5513242, 8269863, 16539726]

約数ペア:

[(1, 16539726), (2, 8269863), (3, 5513242), (6, 2756621), (7, 2362818), (14, 1181409), (21, 787606), (42, 393803), (197, 83958), (394, 41979), (591, 27986), (1182, 13993), (1379, 11994), (1999, 8274), (2758, 5997), (3998, 4137)]