71184016

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{66403}}^1$

素因数の和:66478

約数の個数: 20

約数和(自身を含む): 139979632

約数和(自身を除く): 68795616

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 66403, 132806, 265612, 531224, 1062448, 4449001, 8898002, 17796004, 35592008, 71184016]

約数ペア:

[(1, 71184016), (2, 35592008), (4, 17796004), (8, 8898002), (16, 4449001), (67, 1062448), (134, 531224), (268, 265612), (536, 132806), (1072, 66403)]