557297816

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{33637}}^1$

素因数の和:33771

約数の個数: 32

約数和(自身を含む): 1110054000

約数和(自身を除く): 552756184

約数列:

[1, 2, 4, 8, 19, 38, 76, 109, 152, 218, 436, 872, 2071, 4142, 8284, 16568, 33637, 67274, 134548, 269096, 639103, 1278206, 2556412, 3666433, 5112824, 7332866, 14665732, 29331464, 69662227, 139324454, 278648908, 557297816]

約数ペア:

[(1, 557297816), (2, 278648908), (4, 139324454), (8, 69662227), (19, 29331464), (38, 14665732), (76, 7332866), (109, 5112824), (152, 3666433), (218, 2556412), (436, 1278206), (872, 639103), (2071, 269096), (4142, 134548), (8284, 67274), (16568, 33637)]