81410288

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{267797}}^1$

素因数の和:267824

約数の個数: 20

約数和(自身を含む): 166034760

約数和(自身を除く): 84624472

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 267797, 535594, 1071188, 2142376, 4284752, 5088143, 10176286, 20352572, 40705144, 81410288]

約数ペア:

[(1, 81410288), (2, 40705144), (4, 20352572), (8, 10176286), (16, 5088143), (19, 4284752), (38, 2142376), (76, 1071188), (152, 535594), (304, 267797)]