128185324

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{88771}}^1$

素因数の和:88813

約数の個数: 18

約数和(自身を含む): 236754924

約数和(自身を除く): 108569600

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 88771, 177542, 355084, 1686649, 3373298, 6746596, 32046331, 64092662, 128185324]

約数ペア:

[(1, 128185324), (2, 64092662), (4, 32046331), (19, 6746596), (38, 3373298), (76, 1686649), (361, 355084), (722, 177542), (1444, 88771)]