171880304

素因数分解:

$2^4\times {\mathrm{641}}^1\times {\mathrm{16759}}^1$

素因数の和:17408

約数の個数: 20

約数和(自身を含む): 333557520

約数和(自身を除く): 161677216

約数列:

[1, 2, 4, 8, 16, 641, 1282, 2564, 5128, 10256, 16759, 33518, 67036, 134072, 268144, 10742519, 21485038, 42970076, 85940152, 171880304]

約数ペア:

[(1, 171880304), (2, 85940152), (4, 42970076), (8, 21485038), (16, 10742519), (641, 268144), (1282, 134072), (2564, 67036), (5128, 33518), (10256, 16759)]