20672874

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{20149}}^1$

素因数の和:20179

約数の個数: 32

約数和(自身を含む): 48360000

約数和(自身を除く): 27687126

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 171, 342, 513, 1026, 20149, 40298, 60447, 120894, 181341, 362682, 382831, 544023, 765662, 1088046, 1148493, 2296986, 3445479, 6890958, 10336437, 20672874]

約数ペア:

[(1, 20672874), (2, 10336437), (3, 6890958), (6, 3445479), (9, 2296986), (18, 1148493), (19, 1088046), (27, 765662), (38, 544023), (54, 382831), (57, 362682), (114, 181341), (171, 120894), (342, 60447), (513, 40298), (1026, 20149)]