199969072

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{657793}}^1$

素因数の和:657820

約数の個数: 20

約数和(自身を含む): 407832280

約数和(自身を除く): 207863208

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 657793, 1315586, 2631172, 5262344, 10524688, 12498067, 24996134, 49992268, 99984536, 199969072]

約数ペア:

[(1, 199969072), (2, 99984536), (4, 49992268), (8, 24996134), (16, 12498067), (19, 10524688), (38, 5262344), (76, 2631172), (152, 1315586), (304, 657793)]