205580912

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{676253}}^1$

素因数の和:676280

約数の個数: 20

約数和(自身を含む): 419277480

約数和(自身を除く): 213696568

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 676253, 1352506, 2705012, 5410024, 10820048, 12848807, 25697614, 51395228, 102790456, 205580912]

約数ペア:

[(1, 205580912), (2, 102790456), (4, 51395228), (8, 25697614), (16, 12848807), (19, 10820048), (38, 5410024), (76, 2705012), (152, 1352506), (304, 676253)]