18788036

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{919}}^1$

素因数の和:1211

約数の個数: 24

約数和(自身を含む): 34776000

約数和(自身を除く): 15987964

約数列:

[1, 2, 4, 19, 38, 76, 269, 538, 919, 1076, 1838, 3676, 5111, 10222, 17461, 20444, 34922, 69844, 247211, 494422, 988844, 4697009, 9394018, 18788036]

約数ペア:

[(1, 18788036), (2, 9394018), (4, 4697009), (19, 988844), (38, 494422), (76, 247211), (269, 69844), (538, 34922), (919, 20444), (1076, 17461), (1838, 10222), (3676, 5111)]