19647976

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{129263}}^1$

素因数の和:129288

約数の個数: 16

約数和(自身を含む): 38779200

約数和(自身を除く): 19131224

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 129263, 258526, 517052, 1034104, 2455997, 4911994, 9823988, 19647976]

約数ペア:

[(1, 19647976), (2, 9823988), (4, 4911994), (8, 2455997), (19, 1034104), (38, 517052), (76, 258526), (152, 129263)]