20161891614968

素因数分解:

$2^3\times {\mathrm{115561}}^1\times {\mathrm{21808711}}^1$

素因数の和:21924278

約数の個数: 16

約数和(自身を含む): 37803875642160

約数和(自身を除く): 17641984027192

約数列:

[1, 2, 4, 8, 115561, 231122, 462244, 924488, 21808711, 43617422, 87234844, 174469688, 2520236451871, 5040472903742, 10080945807484, 20161891614968]

約数ペア:

[(1, 20161891614968), (2, 10080945807484), (4, 5040472903742), (8, 2520236451871), (115561, 174469688), (231122, 87234844), (462244, 43617422), (924488, 21808711)]