157225456

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{517189}}^1$

素因数の和:517216

約数の個数: 20

約数和(自身を含む): 320657800

約数和(自身を除く): 163432344

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 517189, 1034378, 2068756, 4137512, 8275024, 9826591, 19653182, 39306364, 78612728, 157225456]

約数ペア:

[(1, 157225456), (2, 78612728), (4, 39306364), (8, 19653182), (16, 9826591), (19, 8275024), (38, 4137512), (76, 2068756), (152, 1034378), (304, 517189)]