638962048

素因数分解:

$2^7\times {\mathrm{1439}}^1\times {\mathrm{3469}}^1$

素因数の和:4922

約数の個数: 32

約数和(自身を含む): 1274184000

約数和(自身を除く): 635221952

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 1439, 2878, 3469, 5756, 6938, 11512, 13876, 23024, 27752, 46048, 55504, 92096, 111008, 184192, 222016, 444032, 4991891, 9983782, 19967564, 39935128, 79870256, 159740512, 319481024, 638962048]

約数ペア:

[(1, 638962048), (2, 319481024), (4, 159740512), (8, 79870256), (16, 39935128), (32, 19967564), (64, 9983782), (128, 4991891), (1439, 444032), (2878, 222016), (3469, 184192), (5756, 111008), (6938, 92096), (11512, 55504), (13876, 46048), (23024, 27752)]