20080204544

素因数分解:

$2^8\times {\mathrm{157}}^1\times {\mathrm{499607}}^1$

素因数の和:499780

約数の個数: 36

約数和(自身を含む): 40337350704

約数和(自身を除く): 20257146160

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 157, 256, 314, 628, 1256, 2512, 5024, 10048, 20096, 40192, 499607, 999214, 1998428, 3996856, 7993712, 15987424, 31974848, 63949696, 78438299, 127899392, 156876598, 313753196, 627506392, 1255012784, 2510025568, 5020051136, 10040102272, 20080204544]

約数ペア:

[(1, 20080204544), (2, 10040102272), (4, 5020051136), (8, 2510025568), (16, 1255012784), (32, 627506392), (64, 313753196), (128, 156876598), (157, 127899392), (256, 78438299), (314, 63949696), (628, 31974848), (1256, 15987424), (2512, 7993712), (5024, 3996856), (10048, 1998428), (20096, 999214), (40192, 499607)]