2391038128

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{7865257}}^1$

素因数の和:7865284

約数の個数: 20

約数和(自身を含む): 4876459960

約数和(自身を除く): 2485421832

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 7865257, 15730514, 31461028, 62922056, 125844112, 149439883, 298879766, 597759532, 1195519064, 2391038128]

約数ペア:

[(1, 2391038128), (2, 1195519064), (4, 597759532), (8, 298879766), (16, 149439883), (19, 125844112), (38, 62922056), (76, 31461028), (152, 15730514), (304, 7865257)]