161963356

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{7873}}^1$

素因数の和:8053

約数の個数: 24

約数和(自身を含む): 293227760

約数和(自身を除く): 131264404

約数列:

[1, 2, 4, 37, 74, 139, 148, 278, 556, 5143, 7873, 10286, 15746, 20572, 31492, 291301, 582602, 1094347, 1165204, 2188694, 4377388, 40490839, 80981678, 161963356]

約数ペア:

[(1, 161963356), (2, 80981678), (4, 40490839), (37, 4377388), (74, 2188694), (139, 1165204), (148, 1094347), (278, 582602), (556, 291301), (5143, 31492), (7873, 20572), (10286, 15746)]