19860018

素因数分解:

$2^1\times 3^1\times {\mathrm{109}}^1\times {\mathrm{30367}}^1$

素因数の和:30481

約数の個数: 16

約数和(自身を含む): 40085760

約数和(自身を除く): 20225742

約数列:

[1, 2, 3, 6, 109, 218, 327, 654, 30367, 60734, 91101, 182202, 3310003, 6620006, 9930009, 19860018]

約数ペア:

[(1, 19860018), (2, 9930009), (3, 6620006), (6, 3310003), (109, 182202), (218, 91101), (327, 60734), (654, 30367)]