422573072

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{1390043}}^1$

素因数の和:1390070

約数の個数: 20

約数和(自身を含む): 861827280

約数和(自身を除く): 439254208

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 1390043, 2780086, 5560172, 11120344, 22240688, 26410817, 52821634, 105643268, 211286536, 422573072]

約数ペア:

[(1, 422573072), (2, 211286536), (4, 105643268), (8, 52821634), (16, 26410817), (19, 22240688), (38, 11120344), (76, 5560172), (152, 2780086), (304, 1390043)]